Re: linux-next: Tree for Feb 20

2008-02-19 Thread Chris Wedgwood
On Tue, Feb 19, 2008 at 09:50:55PM -0800, Greg KH wrote: > What's the best way to constantly follow this tree? I had cloned it > a while ago, but now if I 'git pull' it wants to merge things, which > isn't right. I would guess: $ git remote add linux-next

Re: linux-next: Tree for Feb 20

2008-02-19 Thread Chris Wedgwood
On Tue, Feb 19, 2008 at 09:50:55PM -0800, Greg KH wrote: What's the best way to constantly follow this tree? I had cloned it a while ago, but now if I 'git pull' it wants to merge things, which isn't right. I would guess: $ git remote add linux-next

Re: [PATCH] kill hotplug init/exit section annotations

2008-01-31 Thread Chris Wedgwood
On Thu, Jan 31, 2008 at 07:55:43PM +0200, Adrian Bunk wrote: > Who was talking about laptops? If laptops are mostly MP these days, then 'desktops' and 'servers' certainly are --- so pretty much everyone needs CPU hotplug. -- To unsubscribe from this list: send the line "unsubscribe

Re: [PATCH] kill hotplug init/exit section annotations

2008-01-31 Thread Chris Wedgwood
On Thu, Jan 31, 2008 at 07:14:36PM +0200, Adrian Bunk wrote: > > cpuhotplug is required for suspend/resume. > > Not on UP computers. those are less and less common now, most modern laptops are dual core -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a

Re: [PATCH] kill hotplug init/exit section annotations

2008-01-31 Thread Chris Wedgwood
On Thu, Jan 31, 2008 at 07:14:36PM +0200, Adrian Bunk wrote: cpuhotplug is required for suspend/resume. Not on UP computers. those are less and less common now, most modern laptops are dual core -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message

Re: [PATCH] kill hotplug init/exit section annotations

2008-01-31 Thread Chris Wedgwood
On Thu, Jan 31, 2008 at 07:55:43PM +0200, Adrian Bunk wrote: Who was talking about laptops? If laptops are mostly MP these days, then 'desktops' and 'servers' certainly are --- so pretty much everyone needs CPU hotplug. -- To unsubscribe from this list: send the line unsubscribe linux-kernel

Re: [PATCH] xfs: revert to double-buffering readdir

2007-11-30 Thread Chris Wedgwood
On Fri, Nov 30, 2007 at 04:36:25PM -0600, Stephen Lord wrote: > Looks like the readdir is in the bowels of the btree code when > filldir gets called here, there are probably locks on several > buffers in the btree at this point. This will only show up for large > directories I bet. I see it for

Re: [PATCH] xfs: revert to double-buffering readdir

2007-11-30 Thread Chris Wedgwood
On Fri, Nov 30, 2007 at 04:36:25PM -0600, Stephen Lord wrote: Looks like the readdir is in the bowels of the btree code when filldir gets called here, there are probably locks on several buffers in the btree at this point. This will only show up for large directories I bet. I see it for

Re: [PATCH] xfs: revert to double-buffering readdir

2007-11-27 Thread Chris Wedgwood
On Sun, Nov 25, 2007 at 04:30:14PM +, Christoph Hellwig wrote: > The current readdir implementation deadlocks on a btree buffers > locks because nfsd calls back into ->lookup from the filldir > callback. The only short-term fix for this is to revert to the old > inefficient double-buffering

Re: [PATCH] xfs: revert to double-buffering readdir

2007-11-27 Thread Chris Wedgwood
On Sun, Nov 25, 2007 at 04:30:14PM +, Christoph Hellwig wrote: The current readdir implementation deadlocks on a btree buffers locks because nfsd calls back into -lookup from the filldir callback. The only short-term fix for this is to revert to the old inefficient double-buffering

Re: 2.6.24-rc2 XFS nfsd hang

2007-11-16 Thread Chris Wedgwood
On Fri, Nov 16, 2007 at 09:19:32AM -0500, Trond Myklebust wrote: > Very funny, but disabling XFS on the client won't help. Oops, I meant it for NFSD... and I'm somewhat serious. I'm not saying it's a good long term solution, but a potentially safer short-term workaround. - To unsubscribe from

Re: 2.6.24-rc2 XFS nfsd hang

2007-11-16 Thread Chris Wedgwood
On Fri, Nov 16, 2007 at 10:17:17AM +0100, Christian Kujau wrote: > OK, I'll try this. I hope this can be fixed somehow before 2.6.24... Well, one simple nasty idea would be something like: diff --git a/fs/Kconfig b/fs/Kconfig index 429a002..da231fd 100644 --- a/fs/Kconfig +++ b/fs/Kconfig @@

Re: 2.6.24-rc2 XFS nfsd hang

2007-11-16 Thread Chris Wedgwood
On Fri, Nov 16, 2007 at 10:17:17AM +0100, Christian Kujau wrote: OK, I'll try this. I hope this can be fixed somehow before 2.6.24... Well, one simple nasty idea would be something like: diff --git a/fs/Kconfig b/fs/Kconfig index 429a002..da231fd 100644 --- a/fs/Kconfig +++ b/fs/Kconfig @@

Re: 2.6.24-rc2 XFS nfsd hang

2007-11-16 Thread Chris Wedgwood
On Fri, Nov 16, 2007 at 09:19:32AM -0500, Trond Myklebust wrote: Very funny, but disabling XFS on the client won't help. Oops, I meant it for NFSD... and I'm somewhat serious. I'm not saying it's a good long term solution, but a potentially safer short-term workaround. - To unsubscribe from

Re: 2.6.24-rc2 XFS nfsd hang / smbd too

2007-11-15 Thread Chris Wedgwood
On Thu, Nov 15, 2007 at 08:51:36AM +0100, Christian Kujau wrote: > [] mutex_lock_nested+0xcc/0x2c0 > [] do_lookup+0xa4/0x190 > [] __link_path_walk+0x749/0xd10 > [] link_path_walk+0x44/0xc0 > [] path_walk+0x18/0x20 > [] do_path_lookup+0x78/0x1c0 > [] __user_walk_fd+0x38/0x60 > []

Re: 2.6.24-rc2 XFS nfsd hang / smbd too

2007-11-15 Thread Chris Wedgwood
On Thu, Nov 15, 2007 at 08:51:36AM +0100, Christian Kujau wrote: [c040914c] mutex_lock_nested+0xcc/0x2c0 [c016dc64] do_lookup+0xa4/0x190 [c016f6f9] __link_path_walk+0x749/0xd10 [c016fd04] link_path_walk+0x44/0xc0 [c016fd98] path_walk+0x18/0x20 [c016ff98] do_path_lookup+0x78/0x1c0

2.6.24-rc2 XFS nfsd hang --- filldir change responsible?

2007-11-14 Thread Chris Wedgwood
On Tue, Nov 13, 2007 at 11:04:00PM -0800, Chris Wedgwood wrote: > With 2.6.24-rc2 (amd64) I sometimes (usually but perhaps not always) > see a hang when accessing some NFS exported XFS filesystems. Local > access to these filesystems ahead of time works without problems. > > This

2.6.24-rc2 XFS nfsd hang --- filldir change responsible?

2007-11-14 Thread Chris Wedgwood
On Tue, Nov 13, 2007 at 11:04:00PM -0800, Chris Wedgwood wrote: With 2.6.24-rc2 (amd64) I sometimes (usually but perhaps not always) see a hang when accessing some NFS exported XFS filesystems. Local access to these filesystems ahead of time works without problems. This does not occur

2.6.24-rc2 XFS nfsd hang

2007-11-13 Thread Chris Wedgwood
With 2.6.24-rc2 (amd64) I sometimes (usually but perhaps not always) see a hang when accessing some NFS exported XFS filesystems. Local access to these filesystems ahead of time works without problems. This does not occur with 2.6.23.1. The filesystem does not appear to be corrupt. The call

2.6.24-rc2 XFS nfsd hang

2007-11-13 Thread Chris Wedgwood
With 2.6.24-rc2 (amd64) I sometimes (usually but perhaps not always) see a hang when accessing some NFS exported XFS filesystems. Local access to these filesystems ahead of time works without problems. This does not occur with 2.6.23.1. The filesystem does not appear to be corrupt. The call

Re: [00/50] 2.6.22-stable review

2007-09-24 Thread Chris Wedgwood
> (to make it easier for people to click) actually, it's not a tarball either... am I seeing something stale or perhaps the result of slow 'kernel.org replication? - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More

Re: [00/50] 2.6.22-stable review

2007-09-24 Thread Chris Wedgwood
On Mon, Sep 24, 2007 at 09:31:48AM -0700, Greg KH wrote: > A tarball of the patches can be found at: > kernel.org/pub/linux/kernel/v2.6/stable-testing/patch-2.6.22.8-rc1.gz ^^^ s/testing/review/

Re: [00/50] 2.6.22-stable review

2007-09-24 Thread Chris Wedgwood
On Mon, Sep 24, 2007 at 09:31:48AM -0700, Greg KH wrote: A tarball of the patches can be found at: kernel.org/pub/linux/kernel/v2.6/stable-testing/patch-2.6.22.8-rc1.gz ^^^ s/testing/review/

Re: [00/50] 2.6.22-stable review

2007-09-24 Thread Chris Wedgwood
(to make it easier for people to click) actually, it's not a tarball either... am I seeing something stale or perhaps the result of slow 'kernel.org replication? - To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to [EMAIL PROTECTED] More majordomo

Re: [RFC PATCH] Add a 'minimal tree install' target

2007-09-13 Thread Chris Wedgwood
On Thu, Sep 13, 2007 at 10:17:27PM +0200, Oleg Verych wrote: > That particular one-line `ALTARCH := i386' of course can be matched > simpler, because there's only *one* (as written above) whitespace and no > make's assignment variations, The goal is to extract the RHS from ALTARCH := ... >

Re: [RFC PATCH] Add a 'minimal tree install' target

2007-09-13 Thread Chris Wedgwood
On Thu, Sep 13, 2007 at 08:34:00PM +0200, Sam Ravnborg wrote: > A few. Please address them and resubmit with full changelog and > proper attribution (if possible) and a signed-of-by. sure > I would strongly prefer the name "build-pkg". right > The prefix -pkg is just to use the magic in

Re: [RFC PATCH] Add a 'minimal tree install' target

2007-09-13 Thread Chris Wedgwood
On Thu, Sep 13, 2007 at 08:34:00PM +0200, Sam Ravnborg wrote: A few. Please address them and resubmit with full changelog and proper attribution (if possible) and a signed-of-by. sure I would strongly prefer the name build-pkg. right The prefix -pkg is just to use the magic in top-level

Re: [RFC PATCH] Add a 'minimal tree install' target

2007-09-13 Thread Chris Wedgwood
On Thu, Sep 13, 2007 at 10:17:27PM +0200, Oleg Verych wrote: That particular one-line `ALTARCH := i386' of course can be matched simpler, because there's only *one* (as written above) whitespace and no make's assignment variations, The goal is to extract the RHS from ALTARCH := ... Also,

[RFC PATCH] Add a 'minimal tree install' target

2007-09-12 Thread Chris Wedgwood
This is a somewhat rough first-pass at making a 'minimal tree' installation target. This installs a partial source-tree which you can use to build external modules against. It feels pretty unclean but I'm not aware of a much better way to do some of this. This patch works for me, even when

[RFC PATCH] Add a 'minimal tree install' target

2007-09-12 Thread Chris Wedgwood
This is a somewhat rough first-pass at making a 'minimal tree' installation target. This installs a partial source-tree which you can use to build external modules against. It feels pretty unclean but I'm not aware of a much better way to do some of this. This patch works for me, even when

Re: RFC: drop support for gcc < 4.0

2007-08-21 Thread Chris Wedgwood
On Tue, Aug 21, 2007 at 07:35:50PM +0200, Adrian Bunk wrote: > Are there any architectures still requiring a gcc < 4.0 ? Yes, sadly in some places (embedded) there are people with older compiler who want newer kernels. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in

Re: RFC: drop support for gcc 4.0

2007-08-21 Thread Chris Wedgwood
On Tue, Aug 21, 2007 at 07:35:50PM +0200, Adrian Bunk wrote: Are there any architectures still requiring a gcc 4.0 ? Yes, sadly in some places (embedded) there are people with older compiler who want newer kernels. - To unsubscribe from this list: send the line unsubscribe linux-kernel in the

Re: [patch 1/3] Fix XFS_IOC_FSGEOMETRY_V1 in compat mode

2007-05-30 Thread Chris Wedgwood
On Wed, May 30, 2007 at 02:59:55PM +0200, Michal Marek wrote: > +typedef struct xfs_fsop_geom_v132 { wouldn't xfs_fsop_geom_v1_32 ^ > + __u32 blocksize; /* filesystem (data) block size */ [...] > + __u32 dirblocksize; /* directory

Re: [patch 1/3] Fix XFS_IOC_FSGEOMETRY_V1 in compat mode

2007-05-30 Thread Chris Wedgwood
On Wed, May 30, 2007 at 02:59:55PM +0200, Michal Marek wrote: +typedef struct xfs_fsop_geom_v132 { wouldn't xfs_fsop_geom_v1_32 ^ + __u32 blocksize; /* filesystem (data) block size */ [...] + __u32 dirblocksize; /* directory block

(hacky) [PATCH] silence MODPOST section mismatch warnings

2007-05-10 Thread Chris Wedgwood
MODPOST seems to be spewing bogus warnings. It's not clear how best to fix it so perhaps we should silence it for now? diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c index 113dc77..bd6fe7b 100644 --- a/scripts/mod/modpost.c +++ b/scripts/mod/modpost.c @@ -872,6 +872,10 @@ static void

[RFC] nfs: memclear_highpage_flush -> zero_user_page conversion

2007-05-10 Thread Chris Wedgwood
Does this look correct? diff --git a/fs/nfs/read.c b/fs/nfs/read.c index 9a55807..7bd7cb9 100644 --- a/fs/nfs/read.c +++ b/fs/nfs/read.c @@ -79,7 +79,7 @@ void nfs_readdata_release(void *data) static int nfs_return_empty_page(struct page *page) { - memclear_highpage_flush(page, 0,

[RFC] nfs: memclear_highpage_flush - zero_user_page conversion

2007-05-10 Thread Chris Wedgwood
Does this look correct? diff --git a/fs/nfs/read.c b/fs/nfs/read.c index 9a55807..7bd7cb9 100644 --- a/fs/nfs/read.c +++ b/fs/nfs/read.c @@ -79,7 +79,7 @@ void nfs_readdata_release(void *data) static int nfs_return_empty_page(struct page *page) { - memclear_highpage_flush(page, 0,

(hacky) [PATCH] silence MODPOST section mismatch warnings

2007-05-10 Thread Chris Wedgwood
MODPOST seems to be spewing bogus warnings. It's not clear how best to fix it so perhaps we should silence it for now? diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c index 113dc77..bd6fe7b 100644 --- a/scripts/mod/modpost.c +++ b/scripts/mod/modpost.c @@ -872,6 +872,10 @@ static void

Re: [PATCH] [x86-64] Add getcpu and epoll_pwait system calls.

2007-05-08 Thread Chris Wedgwood
On Wed, May 09, 2007 at 12:24:32AM +0200, Andi Kleen wrote: > Somehow yes. But i'm not going to add a useless syscall just to > shut it up. It turns out this has come up in other places. Sam has a suggestion on how to silence this per-arch so I'll post a patch once that change is in. - To

Re: [PATCH] [x86-64] Add getcpu and epoll_pwait system calls.

2007-05-08 Thread Chris Wedgwood
On Wed, May 09, 2007 at 12:13:48AM +0200, Andi Kleen wrote: > Nope. There already is a getcpu vsyscall. This is not needed. The kbuild magic that checks for missing syscalls needs to be taught about this then I take it? - To unsubscribe from this list: send the line "unsubscribe linux-kernel"

Re: [PATCH] [x86-64] Add getcpu and epoll_pwait system calls.

2007-05-08 Thread Chris Wedgwood
On Tue, May 08, 2007 at 11:37:26AM -0700, Chris Wedgwood wrote: > +#define __NR_getcpu 280 I see something was merged just now that uses 280. Should I resubmit this using 281 & 282? - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the

Re: [PATCH] Type cast some size_t arguments to 'unsigned int' to avoid (harmless) gcc printk warnings.

2007-05-08 Thread Chris Wedgwood
On Wed, May 09, 2007 at 12:03:19AM +0400, Alexey Dobriyan wrote: > For one, size_t should be printed with %zu. thanks, i wasn't aware of this > For two, this is already fixed in mainline. this was against mainline that wasn't more than an hour old when i sent the patch - To unsubscribe from

[PATCH] Type cast some size_t arguments to 'unsigned int' to avoid (harmless) gcc printk warnings.

2007-05-08 Thread Chris Wedgwood
Signed-off-by: Chris Wedgwood <[EMAIL PROTECTED]> --- net/sunrpc/sched.c |4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-) diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c index 4a53e94..60df3c1 100644 --- a/net/sunrpc/sched.c +++ b/net/sunrpc/sched.c @@ -764,7 +764,7 @

[PATCH] [x86-64] Add getcpu and epoll_pwait system calls.

2007-05-08 Thread Chris Wedgwood
Signed-off-by: Chris Wedgwood <[EMAIL PROTECTED]> --- include/asm-x86_64/unistd.h |4 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/include/asm-x86_64/unistd.h b/include/asm-x86_64/unistd.h index 26e23e0..aa7d4bf 100644 --- a/include/asm-x86_64/unistd.h +++ b/inclu

[PATCH] Remove unused device_probe_drivers function.

2007-05-08 Thread Chris Wedgwood
Signed-off-by: Chris Wedgwood <[EMAIL PROTECTED]> --- drivers/base/dd.c | 13 - 1 files changed, 0 insertions(+), 13 deletions(-) diff --git a/drivers/base/dd.c b/drivers/base/dd.c index 92428e5..b0088b0 100644 --- a/drivers/base/dd.c +++ b/drivers/base/dd.c @@ -207,19

[PATCH] Remove unused device_probe_drivers function.

2007-05-08 Thread Chris Wedgwood
Signed-off-by: Chris Wedgwood [EMAIL PROTECTED] --- drivers/base/dd.c | 13 - 1 files changed, 0 insertions(+), 13 deletions(-) diff --git a/drivers/base/dd.c b/drivers/base/dd.c index 92428e5..b0088b0 100644 --- a/drivers/base/dd.c +++ b/drivers/base/dd.c @@ -207,19 +207,6

[PATCH] Type cast some size_t arguments to 'unsigned int' to avoid (harmless) gcc printk warnings.

2007-05-08 Thread Chris Wedgwood
Signed-off-by: Chris Wedgwood [EMAIL PROTECTED] --- net/sunrpc/sched.c |4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-) diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c index 4a53e94..60df3c1 100644 --- a/net/sunrpc/sched.c +++ b/net/sunrpc/sched.c @@ -764,7 +764,7 @@ void

[PATCH] [x86-64] Add getcpu and epoll_pwait system calls.

2007-05-08 Thread Chris Wedgwood
Signed-off-by: Chris Wedgwood [EMAIL PROTECTED] --- include/asm-x86_64/unistd.h |4 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/include/asm-x86_64/unistd.h b/include/asm-x86_64/unistd.h index 26e23e0..aa7d4bf 100644 --- a/include/asm-x86_64/unistd.h +++ b/include/asm

Re: [PATCH] Type cast some size_t arguments to 'unsigned int' to avoid (harmless) gcc printk warnings.

2007-05-08 Thread Chris Wedgwood
On Wed, May 09, 2007 at 12:03:19AM +0400, Alexey Dobriyan wrote: For one, size_t should be printed with %zu. thanks, i wasn't aware of this For two, this is already fixed in mainline. this was against mainline that wasn't more than an hour old when i sent the patch - To unsubscribe from this

Re: [PATCH] [x86-64] Add getcpu and epoll_pwait system calls.

2007-05-08 Thread Chris Wedgwood
On Tue, May 08, 2007 at 11:37:26AM -0700, Chris Wedgwood wrote: +#define __NR_getcpu 280 I see something was merged just now that uses 280. Should I resubmit this using 281 282? - To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to [EMAIL

Re: [PATCH] [x86-64] Add getcpu and epoll_pwait system calls.

2007-05-08 Thread Chris Wedgwood
On Wed, May 09, 2007 at 12:13:48AM +0200, Andi Kleen wrote: Nope. There already is a getcpu vsyscall. This is not needed. The kbuild magic that checks for missing syscalls needs to be taught about this then I take it? - To unsubscribe from this list: send the line unsubscribe linux-kernel in

Re: [PATCH] [x86-64] Add getcpu and epoll_pwait system calls.

2007-05-08 Thread Chris Wedgwood
On Wed, May 09, 2007 at 12:24:32AM +0200, Andi Kleen wrote: Somehow yes. But i'm not going to add a useless syscall just to shut it up. It turns out this has come up in other places. Sam has a suggestion on how to silence this per-arch so I'll post a patch once that change is in. - To

Re: [PATCH 0/5] fallocate system call

2007-04-30 Thread Chris Wedgwood
On Mon, Apr 30, 2007 at 03:56:32PM +1000, David Chinner wrote: > On Sun, Apr 29, 2007 at 10:25:59PM -0700, Chris Wedgwood wrote: > IIRC, the argument for FA_ALLOCATE changing file size is that > posix_fallocate() is supposed to change the file size. But it's not posix_fallocate; it's

Re: [PATCH 0/5] fallocate system call

2007-04-30 Thread Chris Wedgwood
On Mon, Apr 30, 2007 at 03:56:32PM +1000, David Chinner wrote: On Sun, Apr 29, 2007 at 10:25:59PM -0700, Chris Wedgwood wrote: IIRC, the argument for FA_ALLOCATE changing file size is that posix_fallocate() is supposed to change the file size. But it's not posix_fallocate; it's something more

Re: [PATCH 0/5] fallocate system call

2007-04-29 Thread Chris Wedgwood
On Mon, Apr 30, 2007 at 10:47:02AM +1000, David Chinner wrote: > For FA_ALLOCATE, it's supposed to change the file size if we > allocate past EOF, right? I would argue no. Use truncate for that. > For FA_DEALLOCATE, does it change the filesize at all? Same as above. > Or does > it just punch

Re: [PATCH 0/5] fallocate system call

2007-04-29 Thread Chris Wedgwood
On Mon, Apr 30, 2007 at 10:47:02AM +1000, David Chinner wrote: For FA_ALLOCATE, it's supposed to change the file size if we allocate past EOF, right? I would argue no. Use truncate for that. For FA_DEALLOCATE, does it change the filesize at all? Same as above. Or does it just punch a

Re: [PATCH 0/5] fallocate system call

2007-04-27 Thread Chris Wedgwood
On Fri, Apr 27, 2007 at 07:46:13PM +0200, Heiko Carstens wrote: > If one insists to have fd at first argument, what is wrong with > having u32 arguments only? Well, I was one of those who objected as it seems *UGLY* to me. > It's not that this syscall comes even close to what can be >

Re: [PATCH 0/5] fallocate system call

2007-04-27 Thread Chris Wedgwood
On Fri, Apr 27, 2007 at 07:46:13PM +0200, Heiko Carstens wrote: If one insists to have fd at first argument, what is wrong with having u32 arguments only? Well, I was one of those who objected as it seems *UGLY* to me. It's not that this syscall comes even close to what can be considered

Re: Linux 2.6.21-rc6

2007-04-10 Thread Chris Wedgwood
On Sun, Apr 08, 2007 at 08:59:03PM -0400, Jeff Garzik wrote: > >ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.21-rc6/2.6.21-rc6-mm1/broken-out/forcedeth-work-around-null-skb-dereference-crash.patch > > It sounded this was specific to Ingo. I'm not sure, it sounds a bit like

Re: Linux 2.6.21-rc6

2007-04-10 Thread Chris Wedgwood
On Sun, Apr 08, 2007 at 08:59:03PM -0400, Jeff Garzik wrote: ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.21-rc6/2.6.21-rc6-mm1/broken-out/forcedeth-work-around-null-skb-dereference-crash.patch It sounded this was specific to Ingo. I'm not sure, it sounds a bit like

Re: Warning: unable to open an initial console.

2007-04-02 Thread Chris Wedgwood
On Mon, Apr 02, 2007 at 12:04:56PM -0700, Tom Strader wrote: > I have seen quite a few posts regarding unable to open an initial > console, but my system seems to have the necessary things in place > so I come looking for help. your rootfs/initramfs/initrd is missing a valid working /dev/console

Re: Warning: unable to open an initial console.

2007-04-02 Thread Chris Wedgwood
On Mon, Apr 02, 2007 at 12:04:56PM -0700, Tom Strader wrote: I have seen quite a few posts regarding unable to open an initial console, but my system seems to have the necessary things in place so I come looking for help. your rootfs/initramfs/initrd is missing a valid working /dev/console

Re: Interface for the new fallocate() system call

2007-03-29 Thread Chris Wedgwood
On Thu, Mar 29, 2007 at 05:21:26PM +0530, Amit K. Arora wrote: >int fallocate(int fd, loff_t offset, loff_t len, int mode) Right now there are only two possible values for mode --- it's not clear what additional values there will be in the future. How about two syscalls? If we decide later

Re: Interface for the new fallocate() system call

2007-03-29 Thread Chris Wedgwood
On Thu, Mar 29, 2007 at 05:21:26PM +0530, Amit K. Arora wrote: int fallocate(int fd, loff_t offset, loff_t len, int mode) Right now there are only two possible values for mode --- it's not clear what additional values there will be in the future. How about two syscalls? If we decide later

Re: [RFC][PATCH] sys_fallocate() system call

2007-03-21 Thread Chris Wedgwood
I hate to comment at this late stage, especially on something that I think is really a great idea (I did similar more complex, sys_blkalloc with even more arguments time ago --- I'm glad given how complex this thread has become I didn't post them now). In the past there wasn't that much incentive

Re: [RFC][PATCH] sys_fallocate() system call

2007-03-21 Thread Chris Wedgwood
I hate to comment at this late stage, especially on something that I think is really a great idea (I did similar more complex, sys_blkalloc with even more arguments time ago --- I'm glad given how complex this thread has become I didn't post them now). In the past there wasn't that much incentive

Re: [PATCH] ACPI: ibm-acpi: allow module to load when acpi notifiers can't be set

2007-03-15 Thread Chris Wedgwood
On Thu, Mar 15, 2007 at 02:51:14PM -0300, Henrique de Moraes Holschuh wrote: > This patch allows for ibm-acpi to coexist (with diminished > functionality) with other drivers like ACPI_BAY. Given the ACP_IBM_BAY implementation is more complete (or seems to be, please comment if that isn't the

[PATCH] ACPI_IBM_BAY can not coexist with ACPI_BAY

2007-03-15 Thread Chris Wedgwood
ACPI_IBM_BAY cannot coexist with ACPI_BAY --- it causes the IBM ACPI code to fail to initialize so all the IBM ACPI functionality is missing. The simplest fix is to just make sure the Kconfig magic disallows ACPI_IBM_BAY when ACPI_BAY is enabled. Signed-off-by: Chris Wedgwood <[EMAIL PROTEC

[PATCH] ACPI_IBM_BAY can not coexist with ACPI_BAY

2007-03-15 Thread Chris Wedgwood
ACPI_IBM_BAY cannot coexist with ACPI_BAY --- it causes the IBM ACPI code to fail to initialize so all the IBM ACPI functionality is missing. The simplest fix is to just make sure the Kconfig magic disallows ACPI_IBM_BAY when ACPI_BAY is enabled. Signed-off-by: Chris Wedgwood [EMAIL PROTECTED

Re: [PATCH] ACPI: ibm-acpi: allow module to load when acpi notifiers can't be set

2007-03-15 Thread Chris Wedgwood
On Thu, Mar 15, 2007 at 02:51:14PM -0300, Henrique de Moraes Holschuh wrote: This patch allows for ibm-acpi to coexist (with diminished functionality) with other drivers like ACPI_BAY. Given the ACP_IBM_BAY implementation is more complete (or seems to be, please comment if that isn't the case)

Re: data corruption with nvidia chipsets and IDE/SATA drives (k8 cpu errata needed?)

2007-01-18 Thread Chris Wedgwood
On Thu, Jan 18, 2007 at 10:29:14AM +0100, joachim wrote: > Not only has it only been on Nvidia chipsets but we have only seen > reports on the Nvidia CK804 SATA controller. People have reported problems with other controllers. I have one here I can test given a day or so. I don't think it's

Re: data corruption with nvidia chipsets and IDE/SATA drives (k8 cpu errata needed?)

2007-01-18 Thread Chris Wedgwood
On Thu, Jan 18, 2007 at 04:00:28AM -0700, Erik Andersen wrote: > I just tried again and while using iommu=soft does avoid the > corruption problem, as with previous kernels with 2.6.20-rc5 using > iommu=soft still makes my pcHDTV HD5500 DVB cards not work. i would file a separate bug about that,

Re: data corruption with nvidia chipsets and IDE/SATA drives (k8 cpu errata needed?)

2007-01-18 Thread Chris Wedgwood
On Thu, Jan 18, 2007 at 04:00:28AM -0700, Erik Andersen wrote: I just tried again and while using iommu=soft does avoid the corruption problem, as with previous kernels with 2.6.20-rc5 using iommu=soft still makes my pcHDTV HD5500 DVB cards not work. i would file a separate bug about that,

Re: data corruption with nvidia chipsets and IDE/SATA drives (k8 cpu errata needed?)

2007-01-18 Thread Chris Wedgwood
On Thu, Jan 18, 2007 at 10:29:14AM +0100, joachim wrote: Not only has it only been on Nvidia chipsets but we have only seen reports on the Nvidia CK804 SATA controller. People have reported problems with other controllers. I have one here I can test given a day or so. I don't think it's SATA

Re: data corruption with nvidia chipsets and IDE/SATA drives (k8 cpu errata needed?)

2007-01-16 Thread Chris Wedgwood
On Tue, Jan 16, 2007 at 09:31:31PM +0100, Krzysztof Halasa wrote: > Do you (someone) have (maintain) a list of affected systems, > including motherboard type and possibly version, BIOS version and > CPU type? A similar list of unaffected systems with 4GB+ RAM could > be useful, too. All I know

Re: data corruption with nvidia chipsets and IDE/SATA drives (k8 cpu errata needed?)

2007-01-16 Thread Chris Wedgwood
On Tue, Jan 16, 2007 at 08:52:32PM +0100, Christoph Anton Mitterer wrote: > I agree,... it seems drastic, but this is the only really secure > solution. I'd like to here from Andi how he feels about this? It seems like a somewhat drastic solution in some ways given a lot of hardware doesn't

Re: data corruption with nvidia chipsets and IDE/SATA drives (k8 cpu errata needed?)

2007-01-16 Thread Chris Wedgwood
On Tue, Jan 16, 2007 at 08:26:05AM -0600, Robert Hancock wrote: > >If one use iommu=soft the sata_nv will continue to use the new code > >for the ADMA, right? > > Right, that shouldn't affect it. right now i'm thinking if we can't figure out which cpu/bios combinations are safe we might almost

Re: data corruption with nvidia chipsets and IDE/SATA drives (k8 cpu errata needed?)

2007-01-16 Thread Chris Wedgwood
On Tue, Jan 16, 2007 at 08:26:05AM -0600, Robert Hancock wrote: If one use iommu=soft the sata_nv will continue to use the new code for the ADMA, right? Right, that shouldn't affect it. right now i'm thinking if we can't figure out which cpu/bios combinations are safe we might almost be

Re: data corruption with nvidia chipsets and IDE/SATA drives (k8 cpu errata needed?)

2007-01-16 Thread Chris Wedgwood
On Tue, Jan 16, 2007 at 08:52:32PM +0100, Christoph Anton Mitterer wrote: I agree,... it seems drastic, but this is the only really secure solution. I'd like to here from Andi how he feels about this? It seems like a somewhat drastic solution in some ways given a lot of hardware doesn't seem

Re: data corruption with nvidia chipsets and IDE/SATA drives (k8 cpu errata needed?)

2007-01-16 Thread Chris Wedgwood
On Tue, Jan 16, 2007 at 09:31:31PM +0100, Krzysztof Halasa wrote: Do you (someone) have (maintain) a list of affected systems, including motherboard type and possibly version, BIOS version and CPU type? A similar list of unaffected systems with 4GB+ RAM could be useful, too. All I know is

Re: GPL only modules [was Re: [GIT PATCH] more Driver core patches for 2.6.19]

2006-12-14 Thread Chris Wedgwood
On Thu, Dec 14, 2006 at 12:15:20PM -0600, Eric Sandeen wrote: > Please don't use that name, it strikes me as much more confusing > than EXPORT_SYMBOL_GPL, even though I agree that _GPL doesn't quite > convey what it means, either. Calling internal symbols _INTERNAL is confusing? >

Re: GPL only modules [was Re: [GIT PATCH] more Driver core patches for 2.6.19]

2006-12-14 Thread Chris Wedgwood
On Thu, Dec 14, 2006 at 05:38:27PM +, Christoph Hellwig wrote: > Yes, EXPORT_SYMBOL_INTERNAL would make a lot more sense. A quick grep shows that changing this now would require updating nearly 1900 instances, so patches to do this would be pretty large and disruptive (though we could

Re: GPL only modules [was Re: [GIT PATCH] more Driver core patches for 2.6.19]

2006-12-14 Thread Chris Wedgwood
On Thu, Dec 14, 2006 at 09:03:57AM -0800, Linus Torvalds wrote: > I actually think the EXPORT_SYMBOL_GPL() thing is a good thing, if > done properly (and I think we use it fairly well). > > I think we _can_ do things where we give clear hints to people that > "we think this is such an internal

Re: data corruption with nvidia chipsets and IDE/SATA drives // memory hole mapping related bug?!

2006-12-14 Thread Chris Wedgwood
On Wed, Dec 13, 2006 at 09:11:29PM +0100, Christoph Anton Mitterer wrote: > - error in the Opteron (memory controller) > - error in the Nvidia chipsets > - error in the kernel My guess without further information would be that some, but not all BIOSes are doing some work to avoid this. Does

Re: data corruption with nvidia chipsets and IDE/SATA drives // memory hole mapping related bug?!

2006-12-14 Thread Chris Wedgwood
On Wed, Dec 13, 2006 at 09:11:29PM +0100, Christoph Anton Mitterer wrote: - error in the Opteron (memory controller) - error in the Nvidia chipsets - error in the kernel My guess without further information would be that some, but not all BIOSes are doing some work to avoid this. Does anyone

Re: GPL only modules [was Re: [GIT PATCH] more Driver core patches for 2.6.19]

2006-12-14 Thread Chris Wedgwood
On Thu, Dec 14, 2006 at 09:03:57AM -0800, Linus Torvalds wrote: I actually think the EXPORT_SYMBOL_GPL() thing is a good thing, if done properly (and I think we use it fairly well). I think we _can_ do things where we give clear hints to people that we think this is such an internal Linux

Re: GPL only modules [was Re: [GIT PATCH] more Driver core patches for 2.6.19]

2006-12-14 Thread Chris Wedgwood
On Thu, Dec 14, 2006 at 05:38:27PM +, Christoph Hellwig wrote: Yes, EXPORT_SYMBOL_INTERNAL would make a lot more sense. A quick grep shows that changing this now would require updating nearly 1900 instances, so patches to do this would be pretty large and disruptive (though we could support

Re: GPL only modules [was Re: [GIT PATCH] more Driver core patches for 2.6.19]

2006-12-14 Thread Chris Wedgwood
On Thu, Dec 14, 2006 at 12:15:20PM -0600, Eric Sandeen wrote: Please don't use that name, it strikes me as much more confusing than EXPORT_SYMBOL_GPL, even though I agree that _GPL doesn't quite convey what it means, either. Calling internal symbols _INTERNAL is confusing?

Re: data corruption with nvidia chipsets and IDE/SATA drives // memory hole mapping related bug?!

2006-12-13 Thread Chris Wedgwood
On Wed, Dec 13, 2006 at 08:18:21PM +0100, Christoph Anton Mitterer wrote: > booting with iommu=soft => works fine > booting with iommu=noagp => DOESN'T solve the error > booting with iommu=off => the system doesn't even boot and panics > When I set IOMMU to disabled in the BIOS the error is not

Re: data corruption with nvidia chipsets and IDE/SATA drives // memory hole mapping related bug?!

2006-12-13 Thread Chris Wedgwood
On Wed, Dec 13, 2006 at 08:20:59PM +0100, Christoph Anton Mitterer wrote: > Did anyone made any test under Windows? I cannot set there > iommu=soft, can I? Windows never uses the hardware iommu, so it's always doing the equivalent on iommu=soft - To unsubscribe from this list: send the line

Re: data corruption with nvidia chipsets and IDE/SATA drives // memory hole mapping related bug?!

2006-12-13 Thread Chris Wedgwood
On Wed, Dec 13, 2006 at 08:20:59PM +0100, Christoph Anton Mitterer wrote: Did anyone made any test under Windows? I cannot set there iommu=soft, can I? Windows never uses the hardware iommu, so it's always doing the equivalent on iommu=soft - To unsubscribe from this list: send the line

Re: data corruption with nvidia chipsets and IDE/SATA drives // memory hole mapping related bug?!

2006-12-13 Thread Chris Wedgwood
On Wed, Dec 13, 2006 at 08:18:21PM +0100, Christoph Anton Mitterer wrote: booting with iommu=soft = works fine booting with iommu=noagp = DOESN'T solve the error booting with iommu=off = the system doesn't even boot and panics When I set IOMMU to disabled in the BIOS the error is not solved-

amd64 iommu causing corruption? (was Re: data corruption with nvidia chipsets and IDE/SATA drives // memory hole mapping related bug?!)

2006-12-11 Thread Chris Wedgwood
On Mon, Dec 11, 2006 at 10:24:02AM +0100, Karsten Weiss wrote: > We could not reproduce the data corruption anymore if we boot the > machines with the kernel parameter "iommu=soft" i.e. if we use > software bounce buffering instead of the hw-iommu. (As mentioned > before, booting with mem=2g

amd64 iommu causing corruption? (was Re: data corruption with nvidia chipsets and IDE/SATA drives // memory hole mapping related bug?!)

2006-12-11 Thread Chris Wedgwood
On Mon, Dec 11, 2006 at 10:24:02AM +0100, Karsten Weiss wrote: We could not reproduce the data corruption anymore if we boot the machines with the kernel parameter iommu=soft i.e. if we use software bounce buffering instead of the hw-iommu. (As mentioned before, booting with mem=2g works

Re: data corruption with nvidia chipsets and IDE/SATA drives

2006-12-06 Thread Chris Wedgwood
On Wed, Dec 06, 2006 at 12:11:38PM +0100, Christian wrote: > I copied a massive amount of data (more than 500GB) several times > between the HDDs and ran md5sum each time, but it found no errors. It might be a known problem that your BIOS addresses already, or maybe it's restricted to some

Re: data corruption with nvidia chipsets and IDE/SATA drives

2006-12-06 Thread Chris Wedgwood
On Wed, Dec 06, 2006 at 12:11:38PM +0100, Christian wrote: I copied a massive amount of data (more than 500GB) several times between the HDDs and ran md5sum each time, but it found no errors. It might be a known problem that your BIOS addresses already, or maybe it's restricted to some

Re: data corruption with nvidia chipsets and IDE/SATA drives // memory hole mapping related bug?!

2006-12-01 Thread Chris Wedgwood
On Sat, Dec 02, 2006 at 01:56:06AM +0100, Christoph Anton Mitterer wrote: > I found a severe bug mainly by fortune because it occurs very > rarely. My test looks like the following: I have about 30GB of > testing data on my harddisk,... I repeat verifying sha512 sums on > these files and check

Re: data corruption with nvidia chipsets and IDE/SATA drives // memory hole mapping related bug?!

2006-12-01 Thread Chris Wedgwood
On Sat, Dec 02, 2006 at 01:56:06AM +0100, Christoph Anton Mitterer wrote: I found a severe bug mainly by fortune because it occurs very rarely. My test looks like the following: I have about 30GB of testing data on my harddisk,... I repeat verifying sha512 sums on these files and check if

Re: RFC: i386: kill !4KSTACKS

2005-09-01 Thread Chris Wedgwood
On Fri, Sep 02, 2005 at 02:39:15AM +0200, Adrian Bunk wrote: > 4Kb kernel stacks are the future on i386, and it seems the problems > it initially caused are now sorted out. Not entirely. XFS when mixed with raid/lvm/nfs still blows up. It's probably not alone in this respect but worse than

Re: RFC: i386: kill !4KSTACKS

2005-09-01 Thread Chris Wedgwood
On Fri, Sep 02, 2005 at 02:39:15AM +0200, Adrian Bunk wrote: 4Kb kernel stacks are the future on i386, and it seems the problems it initially caused are now sorted out. Not entirely. XFS when mixed with raid/lvm/nfs still blows up. It's probably not alone in this respect but worse than

  1   2   3   4   >