Re: Patch to make ymfpci legacy address 16 bits

2001-05-09 Thread Albert D. Cahalan
Jeff Garzik writes: Pavel Roskin wrote: You may need to save some data in memory when the system goes to suspend and restore them afterwards. I believe that the PCI config space should be saved by BIOS. Everything else is the responsibility of the driver. In ACPI land the kernel should

Re: pci_pool_free from IRQ

2001-05-08 Thread Albert D. Cahalan
Pete Zaitcev writes: > Russel King complained that you might be calling pci_consistent_free > from an interrupt, which is unsafe on ARM. This sure makes life difficult. Device removal events can be called from interrupt context according to Documentation/pci.txt. This is certainly a place where

Re: OT: ps source?

2001-05-08 Thread Albert D. Cahalan
Pierre Rousselet writes: > James Bourne wrote: >> From the procps man page: >>Albert Cahalan <[EMAIL PROTECTED]> rewrote ps for full >>Unix98 and BSD support, along with some ugly hacks for >>obsolete and foreign syntax. >> >>Michael K. Johnson <[EMAIL

Re: OT: ps source?

2001-05-08 Thread Albert D. Cahalan
Pierre Rousselet writes: James Bourne wrote: From the procps man page: Albert Cahalan [EMAIL PROTECTED] rewrote ps for full Unix98 and BSD support, along with some ugly hacks for obsolete and foreign syntax. Michael K. Johnson [EMAIL PROTECTED] is the

Re: pci_pool_free from IRQ

2001-05-08 Thread Albert D. Cahalan
Pete Zaitcev writes: Russel King complained that you might be calling pci_consistent_free from an interrupt, which is unsafe on ARM. This sure makes life difficult. Device removal events can be called from interrupt context according to Documentation/pci.txt. This is certainly a place where

Re: curedump configuration additions

2001-05-06 Thread Albert D. Cahalan
=?iso-8859-1?Q?Jak writes: > Hi, just wanted to recommend that this goes in, in one form or > another - it would help a lot around here. Yes, it looks very nice. The codes match those used by ps even. > Today we have to manually "fix" the kernel > source to get proper core.[executable]

Re: curedump configuration additions

2001-05-06 Thread Albert D. Cahalan
=?iso-8859-1?Q?Jak writes: Hi, just wanted to recommend that this goes in, in one form or another - it would help a lot around here. Yes, it looks very nice. The codes match those used by ps even. Today we have to manually fix the kernel source to get proper core.[executable] naming of

Re: [PATCH] SMP race in ext2 - metadata corruption.

2001-05-05 Thread Albert D. Cahalan
Alexander Viro writes: >> On Fri, 4 May 2001, Alexander Viro wrote: >>> Ehh... There _is_ a way to deal with that, but it's deeply Albertesque: > ^^^ Ah, you learn from the master. > ObProcfs: I don't think that walking the

Re: Possible README patch

2001-05-05 Thread Albert D. Cahalan
Duncan Gauld writes: > Information in the README file says that when patching, the -p0 option is > used with patch (eg tar xvzf .tar.gz | patch -p0). However I have > never got this to work as I always get something like "can't find file to > patch at line 5". However, replacing -p0 with -p1

Re: Possible README patch

2001-05-05 Thread Albert D. Cahalan
Duncan Gauld writes: Information in the README file says that when patching, the -p0 option is used with patch (eg tar xvzf patch.tar.gz | patch -p0). However I have never got this to work as I always get something like can't find file to patch at line 5. However, replacing -p0 with -p1

Re: [PATCH] SMP race in ext2 - metadata corruption.

2001-05-05 Thread Albert D. Cahalan
Alexander Viro writes: On Fri, 4 May 2001, Alexander Viro wrote: Ehh... There _is_ a way to deal with that, but it's deeply Albertesque: ^^^ Ah, you learn from the master. ObProcfs: I don't think that walking the page

Re: iso9660 endianness cleanup patch

2001-05-03 Thread Albert D. Cahalan
Pavel Machek writes: > It should ot break anything. gcc decides its bad to inline it, so it > does not inline it. Small code growth at worst. Compiler has right to > make your code bigger or slower, if it decides to do so. Oh come on. The logical way: inline Compiler must inline

Re: Unknown HZ value! (2000) Assume 1024.

2001-05-03 Thread Albert D. Cahalan
Tom Holroyd writes: > On Wed, 2 May 2001, Albert D. Cahalan wrote: >> For 32-bit systems, we use 32-bit values to reduce overhead. >> This causes problems at 495/smp_num_cpus days of uptime. > > You mean for HZ == 100. Well, OK. No unmodified 32-bit system runs HZ ==

Re: Unknown HZ value! (2000) Assume 1024.

2001-05-03 Thread Albert D. Cahalan
Tom Holroyd writes: On Wed, 2 May 2001, Albert D. Cahalan wrote: For 32-bit systems, we use 32-bit values to reduce overhead. This causes problems at 495/smp_num_cpus days of uptime. You mean for HZ == 100. Well, OK. No unmodified 32-bit system runs HZ == 1024. And I guess the overhead

Re: iso9660 endianness cleanup patch

2001-05-03 Thread Albert D. Cahalan
Pavel Machek writes: It should ot break anything. gcc decides its bad to inline it, so it does not inline it. Small code growth at worst. Compiler has right to make your code bigger or slower, if it decides to do so. Oh come on. The logical way: inline Compiler must inline (only!)

Re: Unknown HZ value! (2000) Assume 1024.

2001-05-02 Thread Albert D. Cahalan
> /proc/uptime: > 4400586.27 150439.36 > > /proc/stat: > cpu 371049158 3972370867 8752820 4448994822 > (user,nice, system, idle) > > In .../fs/proc/proc_misc.c:kstat_read_proc(), the cpu line is being > computed by: > > len = sprintf(page, "cpu %u %u %u %lu\n", user,

Re: Unknown HZ value! (2000) Assume 1024.

2001-05-02 Thread Albert D. Cahalan
/proc/uptime: 4400586.27 150439.36 /proc/stat: cpu 371049158 3972370867 8752820 4448994822 (user,nice, system, idle) In .../fs/proc/proc_misc.c:kstat_read_proc(), the cpu line is being computed by: len = sprintf(page, cpu %u %u %u %lu\n, user, nice, system,

Re: iso9660 endianness cleanup patch

2001-05-01 Thread Albert D. Cahalan
Linus Torvalds writes: > Btw, please use "static inline" instead of "extern inline", as gcc may > decide not to inline the latter at all, leading to confusing link-time > errors. (Gcc may also decide not to inline "static inline", but then gcc > will output the actual body of the function

Re: iso9660 endianness cleanup patch

2001-05-01 Thread Albert D. Cahalan
Linus Torvalds writes: Btw, please use static inline instead of extern inline, as gcc may decide not to inline the latter at all, leading to confusing link-time errors. (Gcc may also decide not to inline static inline, but then gcc will output the actual body of the function out-of-line if

best zero-copy example?

2001-04-29 Thread Albert D. Cahalan
What would be the cleanest driver that does everything right? - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at

best zero-copy example?

2001-04-29 Thread Albert D. Cahalan
What would be the cleanest driver that does everything right? - To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/

Re: 2.4 and 2GB swap partition limit

2001-04-28 Thread Albert D. Cahalan
Rogier Wolff writes: > Wakko Warner wrote: >>> So you've spent almost $200 for RAM, and refuse to spend >>> $4 for 1Gb of swap space. Fine with me. So that is a factor of 50 in price. It's what, a factor of 100 in access time? > That disk space is just sitting there. Never to be used. I

Re: 2.4 and 2GB swap partition limit

2001-04-28 Thread Albert D. Cahalan
Rogier Wolff writes: Wakko Warner wrote: So you've spent almost $200 for RAM, and refuse to spend $4 for 1Gb of swap space. Fine with me. So that is a factor of 50 in price. It's what, a factor of 100 in access time? That disk space is just sitting there. Never to be used. I spent

Re: [PATCH] SMP race in ext2 - metadata corruption.

2001-04-27 Thread Albert D. Cahalan
Linus Torvalds writes: > The buffer cache is "virtual" in the sense that /dev/hda is a > completely separate name-space from /dev/hda1, even if there > is some physical overlap. So the aliasing problems and elevator algorithm confusion remain? Is this ever likely to change, and what is with the

Re: [PATCH] Single user linux

2001-04-27 Thread Albert D. Cahalan
[EMAIL PROTECTED] writes: > i wrote somewhere that it was my mistake to call it single-user when i > mean all user has the same root cap, and reduce "user" (account) to > "profile". Seen this way it makes a tad more sense: 1. you and your spouse share the computer 2. you have different shells,

Re: [PATCH] Single user linux

2001-04-27 Thread Albert D. Cahalan
[EMAIL PROTECTED] writes: i wrote somewhere that it was my mistake to call it single-user when i mean all user has the same root cap, and reduce user (account) to profile. Seen this way it makes a tad more sense: 1. you and your spouse share the computer 2. you have different shells, mail

Re: [PATCH] SMP race in ext2 - metadata corruption.

2001-04-27 Thread Albert D. Cahalan
Linus Torvalds writes: The buffer cache is virtual in the sense that /dev/hda is a completely separate name-space from /dev/hda1, even if there is some physical overlap. So the aliasing problems and elevator algorithm confusion remain? Is this ever likely to change, and what is with the 1 kB

Re: [PATCH] Single user linux

2001-04-25 Thread Albert D. Cahalan
[EMAIL PROTECTED] writes: > i didn't change all uid/gid to 0! > > why? so with that radical patch, users will still have > uid/gid so programs know the user's profile. So you: 1. broke security (OK, fine...) 2. didn't remove all the support for security It would be far more interesting to

Re: hundreds of mount --bind mountpoints?

2001-04-23 Thread Albert D. Cahalan
Richard Gooch writes: > We want to take out that union because it sucks for virtual > filesystems. Besides, it's ugly. I hope you won't mind if people trash this with benchmarks. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL

Re: hundreds of mount --bind mountpoints?

2001-04-23 Thread Albert D. Cahalan
Richard Gooch writes: We want to take out that union because it sucks for virtual filesystems. Besides, it's ugly. I hope you won't mind if people trash this with benchmarks. - To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to [EMAIL PROTECTED]

Re: Problem with "su -" and kernels 2.4.3-ac11 and higher

2001-04-22 Thread Albert D. Cahalan
Wayne writes: > In mailing-lists.linux-kernel, Manuel A. McLure wrote: >> Did you try nesting more than one "su -"? The first one after a boot >> works for me - every other one fails. > > Same here: the first "su -" works OK, but a second nested one hangs: > > 8825 pts/2S 0:00 /bin/su

Re: Problem with su - and kernels 2.4.3-ac11 and higher

2001-04-22 Thread Albert D. Cahalan
Wayne writes: In mailing-lists.linux-kernel, Manuel A. McLure wrote: Did you try nesting more than one su -? The first one after a boot works for me - every other one fails. Same here: the first su - works OK, but a second nested one hangs: 8825 pts/2S 0:00 /bin/su - 8826

Re: Request for comment -- a better attribution system

2001-04-21 Thread Albert D. Cahalan
Eric S. Raymond writes: > This is a proposal for an attribution metadata system in the Linux > kernel sources. The goal of the system is to make it easy for > people reading any given piece of code to identify the responsible > maintainer. The motivation for this proposal is that the present >

Re: Request for comment -- a better attribution system

2001-04-21 Thread Albert D. Cahalan
Eric S. Raymond writes: This is a proposal for an attribution metadata system in the Linux kernel sources. The goal of the system is to make it easy for people reading any given piece of code to identify the responsible maintainer. The motivation for this proposal is that the present

Re: OK, let's try cleaning up another nit. Is anyone paying attention?

2001-04-19 Thread Albert D. Cahalan
Matthew Wilcox writes: > On Thu, Apr 19, 2001 at 10:07:22PM -0600, james rich wrote: >> Doesn't this seem a little like the problems occurring with lvm right now? >> A separate tree maintained with the maintainers not wanting others >> submitting patches that conflict with their particular tree?

Re: OK, let's try cleaning up another nit. Is anyone paying attention?

2001-04-19 Thread Albert D. Cahalan
Matthew Wilcox writes: On Thu, Apr 19, 2001 at 10:07:22PM -0600, james rich wrote: Doesn't this seem a little like the problems occurring with lvm right now? A separate tree maintained with the maintainers not wanting others submitting patches that conflict with their particular tree? It

Re: Kernel 2.5 Workshop RealVideo streams -- next time, please get better audio.

2001-04-17 Thread Albert D. Cahalan
Theodore Tso writes: > On Mon, Apr 16, 2001 at 05:53:19PM -0700, David S. Miller wrote: >> It does not work in a relaxed "people sit at tables and comment >> at arbitrary points in time during a talk" setting such as the >> kernel summit. Besides putting a microphone at every table (which >>

Re: [PATCH] Process pinning

2001-04-17 Thread Albert D. Cahalan
Nick Pollitt writes: > Changes to array.c expose cpus_allowed in proc/pid/stat. ... > -%lu %lu %lu %lu %lu %lu %lu %lu %d %d\n", > +%lu %lu %lu %lu %lu %lu %lu %lu %d %d %lu\n", ... > - task->processor); > + task->processor, > + task->cpus_allowed); This

Re: RFC: pageable kernel-segments

2001-04-17 Thread Albert D. Cahalan
H. Peter Anvin writes: > By author:"Heusden, Folkert van" <[EMAIL PROTECTED]> >> Would anyone be intrested (besides me) in a kernel which can page ... >> Certain parts of drivers could get the __pageable prefix or so > VMS does this. It at least used to have a great tendency to crash >

Re: RFC: pageable kernel-segments

2001-04-17 Thread Albert D. Cahalan
H. Peter Anvin writes: By author:"Heusden, Folkert van" [EMAIL PROTECTED] Would anyone be intrested (besides me) in a kernel which can page ... Certain parts of drivers could get the __pageable prefix or so VMS does this. It at least used to have a great tendency to crash itself,

Re: [PATCH] Process pinning

2001-04-17 Thread Albert D. Cahalan
Nick Pollitt writes: Changes to array.c expose cpus_allowed in proc/pid/stat. ... -%lu %lu %lu %lu %lu %lu %lu %lu %d %d\n", +%lu %lu %lu %lu %lu %lu %lu %lu %d %d %lu\n", ... - task-processor); + task-processor, + task-cpus_allowed); This isn't good.

Re: Kernel 2.5 Workshop RealVideo streams -- next time, please get better audio.

2001-04-17 Thread Albert D. Cahalan
Theodore Tso writes: On Mon, Apr 16, 2001 at 05:53:19PM -0700, David S. Miller wrote: It does not work in a relaxed "people sit at tables and comment at arbitrary points in time during a talk" setting such as the kernel summit. Besides putting a microphone at every table (which isn't all

Re: Kernel 2.5 Workshop RealVideo streams -- next time, please get

2001-04-16 Thread Albert D. Cahalan
Miles Lane writes: >> Randolph Bentson wrote: >>> I've heard of conferences where a wireless audience >>> microphone was put inside a Nerf ball. It could >>> then be tossed to the audience member who wished >>> to speak. > > Seriously though, this would probably still be an > impediment to the

Re: No 100 HZ timer!

2001-04-16 Thread Albert D. Cahalan
> CLOCK_10MS a wall clock supporting timers with 10 ms resolution (same as > linux today). Except on the Alpha, and on some ARM systems, etc. The HZ constant varies from 10 to 1200. > At the same time we will NOT support the following clocks: > > CLOCK_VIRTUAL a clock measuring the elapsed

Re: [PATCH] Unisys pc keyboard new keys patch, kernel 2.4.3

2001-04-16 Thread Albert D. Cahalan
Guest section DW writes: > On Mon, Apr 16, 2001 at 12:29:11AM -0600, Eric W. Biederman wrote: >> If we can try to keycodes in 8-bits it would be nice. The difficulty >> is that X cannot handle more than 8-bits without telling it you have >> multiple keyboards. The keycode (at least in X) is

Re: Bug in EZ-Drive remapping code (ide.c)

2001-04-16 Thread Albert D. Cahalan
Andries.Brouwer writes: >From [EMAIL PROTECTED] Mon Apr 16 08:35:09 2001 >>Andries.Brouwer writes: >>> What one wants is to remap access to sector 0 to sector 1, >>> and leave all other sectors alone. Thus, if someone asks >>> for sectors 0 1 2 3 4, she should get sectors 1 1 2 3 4. >> >> No,

Re: [PATCH] Unisys pc keyboard new keys patch, kernel 2.4.3

2001-04-16 Thread Albert D. Cahalan
H. Peter Anvin writes: > This means you don't have to configure two levels (scancodes -> > keycodes and keycodes -> keymap); since currently the keycodes are > keyboard-specific anyway there is no benefit to the two levels. The medium-raw level ought to be what the X11R6 protocol uses. Then the

Re: Bug in EZ-Drive remapping code (ide.c)

2001-04-16 Thread Albert D. Cahalan
Andries.Brouwer writes: > What one wants is to remap access to sector 0 to sector 1, > and leave all other sectors alone. Thus, if someone asks > for sectors 0 1 2 3 4, she should get sectors 1 1 2 3 4. No, because then you can't write to the real first sector. Assuming translation is good, 1 0

Re: Bug in EZ-Drive remapping code (ide.c)

2001-04-16 Thread Albert D. Cahalan
Andries.Brouwer writes: What one wants is to remap access to sector 0 to sector 1, and leave all other sectors alone. Thus, if someone asks for sectors 0 1 2 3 4, she should get sectors 1 1 2 3 4. No, because then you can't write to the real first sector. Assuming translation is good, 1 0 2

Re: [PATCH] Unisys pc keyboard new keys patch, kernel 2.4.3

2001-04-16 Thread Albert D. Cahalan
H. Peter Anvin writes: This means you don't have to configure two levels (scancodes - keycodes and keycodes - keymap); since currently the keycodes are keyboard-specific anyway there is no benefit to the two levels. The medium-raw level ought to be what the X11R6 protocol uses. Then the

Re: Bug in EZ-Drive remapping code (ide.c)

2001-04-16 Thread Albert D. Cahalan
Andries.Brouwer writes: From [EMAIL PROTECTED] Mon Apr 16 08:35:09 2001 Andries.Brouwer writes: What one wants is to remap access to sector 0 to sector 1, and leave all other sectors alone. Thus, if someone asks for sectors 0 1 2 3 4, she should get sectors 1 1 2 3 4. No, because then you

Re: [PATCH] Unisys pc keyboard new keys patch, kernel 2.4.3

2001-04-16 Thread Albert D. Cahalan
Guest section DW writes: On Mon, Apr 16, 2001 at 12:29:11AM -0600, Eric W. Biederman wrote: If we can try to keycodes in 8-bits it would be nice. The difficulty is that X cannot handle more than 8-bits without telling it you have multiple keyboards. The keycode (at least in X) is exported

Re: No 100 HZ timer!

2001-04-16 Thread Albert D. Cahalan
CLOCK_10MS a wall clock supporting timers with 10 ms resolution (same as linux today). Except on the Alpha, and on some ARM systems, etc. The HZ constant varies from 10 to 1200. At the same time we will NOT support the following clocks: CLOCK_VIRTUAL a clock measuring the elapsed

Re: Kernel 2.5 Workshop RealVideo streams -- next time, please get

2001-04-16 Thread Albert D. Cahalan
Miles Lane writes: Randolph Bentson wrote: I've heard of conferences where a wireless audience microphone was put inside a Nerf ball. It could then be tossed to the audience member who wished to speak. Seriously though, this would probably still be an impediment to the sort of

Re: CML2 1.1.1, wiuth experimental fast mode

2001-04-15 Thread Albert D. Cahalan
> * Added fast-mode command to suppress side-effect computation > on slow machines. You could put the computation in a low-priority thread, so that it still gets done but doesn't mess up responsiveness. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in

Re: CML2 1.1.1, wiuth experimental fast mode

2001-04-15 Thread Albert D. Cahalan
* Added fast-mode command to suppress side-effect computation on slow machines. You could put the computation in a low-priority thread, so that it still gets done but doesn't mess up responsiveness. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the

Re: CML2 1.0.0 release announcement

2001-04-12 Thread Albert D. Cahalan
> * All three interfaces do progressive disclosure -- the user only sees > questions he/she needs to answer (no more hundreds of greyed-out menu > entries for irrelevant drivers!). Well, that sucks. The greyed-out menu entries were the only good thing about xconfig. Such entries provide a

Re: CML2 1.0.0 release announcement

2001-04-12 Thread Albert D. Cahalan
* All three interfaces do progressive disclosure -- the user only sees questions he/she needs to answer (no more hundreds of greyed-out menu entries for irrelevant drivers!). Well, that sucks. The greyed-out menu entries were the only good thing about xconfig. Such entries provide a clue

Re: No 100 HZ timer !

2001-04-10 Thread Albert D. Cahalan
Martin Mares writes: > [lost] >> Just how would you do kernel/user CPU time accounting then ? >> It's currently done on every timer tick, and doing it less >> often would make it useless. > > Except for machines with very slow timers we really should account time > to processes during context

Re: [RFC] Ext2 Directory Index - File Structure

2001-04-10 Thread Albert D. Cahalan
Daniel Phillips writes: > The zeroth block of an indexed directory is the index root. Initially > the index has only one block. The following blocks are normal ext2 > directory entry blocks. When the directory grows large enough to fill > all the available entries in the root index block

Re: [RFC] Ext2 Directory Index - File Structure

2001-04-10 Thread Albert D. Cahalan
Daniel Phillips writes: The zeroth block of an indexed directory is the index root. Initially the index has only one block. The following blocks are normal ext2 directory entry blocks. When the directory grows large enough to fill all the available entries in the root index block (around

Re: No 100 HZ timer !

2001-04-10 Thread Albert D. Cahalan
Martin Mares writes: [lost] Just how would you do kernel/user CPU time accounting then ? It's currently done on every timer tick, and doing it less often would make it useless. Except for machines with very slow timers we really should account time to processes during context switch

Re: [PATCH] Re: softirq buggy

2001-04-09 Thread Albert D. Cahalan
> I'd prefer to inline cpu_is_idle(), but optimizing the idle > code path is probably not that important ;-) Sure it is, in one way: how fast can you get back to work? (not OK to take a millisecond getting out of the idle loop) - To unsubscribe from this list: send the line "unsubscribe

Re: [PATCH] Re: softirq buggy

2001-04-09 Thread Albert D. Cahalan
I'd prefer to inline cpu_is_idle(), but optimizing the idle code path is probably not that important ;-) Sure it is, in one way: how fast can you get back to work? (not OK to take a millisecond getting out of the idle loop) - To unsubscribe from this list: send the line "unsubscribe

Re: bug database braindump from the kernel summit

2001-04-01 Thread Albert D. Cahalan
Gregory Maxwell writes: > On Sun, Apr 01, 2001 at 03:43:52PM -0400, Albert D. Cahalan wrote: >> I'm really sick of being buried in useless information. The signal >> gets lost in the noise. It is easy to discard automatically generated >> bug reports, and way too ann

Re: bug database braindump from the kernel summit

2001-04-01 Thread Albert D. Cahalan
Manfred Spraul writes: > [Larry McVoy] >> There was a lot of discussion about possible tools >> that would dig out the /proc/pci info > > I think the tools should not dig too much information out of the system. > I remember some Microsoft (win98 beta?) bugtracking software that > insisted on

Re: bug database braindump from the kernel summit

2001-04-01 Thread Albert D. Cahalan
> Problem details > Bug report quality > There was lots of discussion on this. The main agreement was that we > wanted the bug reporting system to dig out as much info as possible > and prefill that. There was a lot of discussion about possible tools > that would dig

Re: bug database braindump from the kernel summit

2001-04-01 Thread Albert D. Cahalan
Problem details Bug report quality There was lots of discussion on this. The main agreement was that we wanted the bug reporting system to dig out as much info as possible and prefill that. There was a lot of discussion about possible tools that would dig out

Re: bug database braindump from the kernel summit

2001-04-01 Thread Albert D. Cahalan
Manfred Spraul writes: [Larry McVoy] There was a lot of discussion about possible tools that would dig out the /proc/pci info I think the tools should not dig too much information out of the system. I remember some Microsoft (win98 beta?) bugtracking software that insisted on sending a

Re: bug database braindump from the kernel summit

2001-04-01 Thread Albert D. Cahalan
Gregory Maxwell writes: On Sun, Apr 01, 2001 at 03:43:52PM -0400, Albert D. Cahalan wrote: I'm really sick of being buried in useless information. The signal gets lost in the noise. It is easy to discard automatically generated bug reports, and way too annoying to wade through the crud

Re: [patch] pae-2.4.3-C3

2001-03-28 Thread Albert D. Cahalan
Ingo Molnar writes: > the attached pae-2.4.3-C3 patch fixes the PAE code to work with SLAB > FORCED_DEBUG (which enables redzoning) too. > > the problem is that redzoning is enabled unconditionally, and SLAB has no > information about how crutial alignment is in the case of any particular >

Re: [patch] pae-2.4.3-C3

2001-03-28 Thread Albert D. Cahalan
Ingo Molnar writes: the attached pae-2.4.3-C3 patch fixes the PAE code to work with SLAB FORCED_DEBUG (which enables redzoning) too. the problem is that redzoning is enabled unconditionally, and SLAB has no information about how crutial alignment is in the case of any particular SLAB

Re: Larger dev_t

2001-03-27 Thread Albert D. Cahalan
Andrew Pimlott writes: > On Tue, Mar 27, 2001 at 02:13:47PM -0800, H. Peter Anvin wrote: >> The problems with devfs (other than kernel memory bloat, which is pretty >> much guaranteed to be much worse than the bloat a larger dev_t would >> entail) is that it needs complex auxilliary mechanisms

Re: Larger dev_t

2001-03-27 Thread Albert D. Cahalan
[EMAIL PROTECTED] writes: > [Linus Torvalds] >> You'e now forced every piece of code that needs a dev_t >> to carry along the overhead of having a 64-bit field > > Let me repeat: there is no such code. In user space dev_t already is > 64 bits, whether you like it or not. We cannot go back to

Re: Larger dev_t

2001-03-27 Thread Albert D. Cahalan
[EMAIL PROTECTED] writes: [Linus Torvalds] You'e now forced every piece of code that needs a dev_t to carry along the overhead of having a 64-bit field Let me repeat: there is no such code. In user space dev_t already is 64 bits, whether you like it or not. We cannot go back to libc5. ...

Re: Larger dev_t

2001-03-27 Thread Albert D. Cahalan
Andrew Pimlott writes: On Tue, Mar 27, 2001 at 02:13:47PM -0800, H. Peter Anvin wrote: The problems with devfs (other than kernel memory bloat, which is pretty much guaranteed to be much worse than the bloat a larger dev_t would entail) is that it needs complex auxilliary mechanisms to make

Re: [PATCH] Improved version reporting

2001-03-23 Thread Albert D. Cahalan
Riley Williams writes: > Hi Albert. The rule should be like this: List the lowest version number required to get 2.2.xx-level features while running a 2.4.xx kernel. >>> Replace that "a 2.2.xx" with "my current" and remove all >>> restrictions on what the current

Re: [PATCH] Improved version reporting

2001-03-23 Thread Albert D. Cahalan
Riley Williams writes: Hi Albert. The rule should be like this: List the lowest version number required to get 2.2.xx-level features while running a 2.4.xx kernel. Replace that "a 2.2.xx" with "my current" and remove all restrictions on what the current kernel is, and that becomes

Re: [PATCH] Improved version reporting

2001-03-18 Thread Albert D. Cahalan
Riley Williams writes: >> The rule should be like this: >> >> List the lowest version number required to get >> 2.2.xx-level features while running a 2.4.xx kernel. > > That's a meaningless definition, and can only be taken as such. What > use would such a list be to somebody wishing

Re: [PATCH] Improved version reporting

2001-03-16 Thread Albert D. Cahalan
Andries.Brouwer writes: >> From: "Albert D. Cahalan" <[EMAIL PROTECTED]> >>> On Wed, 14 Mar 2001 [EMAIL PROTECTED] wrote: >>>>> +o Console Tools # 0.3.3# loadkeys -V >>>>> +o Mount # 2.10e

Re: [PATCH] Improved version reporting

2001-03-16 Thread Albert D. Cahalan
Andries.Brouwer writes: From: "Albert D. Cahalan" [EMAIL PROTECTED] On Wed, 14 Mar 2001 [EMAIL PROTECTED] wrote: +o Console Tools # 0.3.3# loadkeys -V +o Mount # 2.10e# mount --version Concerning mount: (i) the version mentioned is too old,

Re: [PATCH] Improved version reporting

2001-03-14 Thread Albert D. Cahalan
Alexander Viro writes: > On Wed, 14 Mar 2001 [EMAIL PROTECTED] wrote: >>> +o Console Tools # 0.3.3# loadkeys -V >>> +o Mount # 2.10e# mount --version >> >> Concerning mount: (i) the version mentioned is too old, Exactly why? Mere missing features don't

Re: [PATCH] Improved version reporting

2001-03-14 Thread Albert D. Cahalan
Alexander Viro writes: On Wed, 14 Mar 2001 [EMAIL PROTECTED] wrote: +o Console Tools # 0.3.3# loadkeys -V +o Mount # 2.10e# mount --version Concerning mount: (i) the version mentioned is too old, Exactly why? Mere missing features don't make for a

Re: system call for process information?

2001-03-13 Thread Albert D. Cahalan
Nathan Paul Simons writes: > On Tue, Mar 13, 2001 at 04:05:13PM -0500, Albert D. Cahalan wrote: >> Bloat removal: being able to run without /proc mounted. >> >> We don't have "kernel speed". We have kernel-mode screwing around >> with text formatting. > &

Re: system call for process information?

2001-03-13 Thread Albert D. Cahalan
Nathan Paul Simons writes: > On Mon, Mar 12, 2001 at 09:21:37PM +, Guennadi Liakhovetski wrote: >> CPU utilisation. Each new application has to calculate it (ps, top, qps, >> kps, various sysmons, procmons, etc.). Wouldn't it be worth it having a >> syscall for that? Wouldn't it be more

Re: system call for process information?

2001-03-13 Thread Albert D. Cahalan
Nathan Paul Simons writes: On Mon, Mar 12, 2001 at 09:21:37PM +, Guennadi Liakhovetski wrote: CPU utilisation. Each new application has to calculate it (ps, top, qps, kps, various sysmons, procmons, etc.). Wouldn't it be worth it having a syscall for that? Wouldn't it be more optimal?

Re: system call for process information?

2001-03-13 Thread Albert D. Cahalan
Nathan Paul Simons writes: On Tue, Mar 13, 2001 at 04:05:13PM -0500, Albert D. Cahalan wrote: Bloat removal: being able to run without /proc mounted. We don't have "kernel speed". We have kernel-mode screwing around with text formatting. Or calculating things that rea

Re: [PATCH] Penguin logos

2001-03-11 Thread Albert D. Cahalan
Geert Uytterhoeven writes: > - The colors for the 16 color logo are wrong. We used a hack to > give the logo its own color palette, but this no longer works > as a side effect of a console color map bug being fixed a while > ago. The solution is to replace the logo with a new one

Re: Status of posix-ACL's

2001-03-11 Thread Albert D. Cahalan
Jochen Dolze writes: > i found at http://acl.bestbits.at the ACL-linux-project. Now i want to know, > if there is a plan to integrate posix-ACLs into the fs-part of the kernel, > e.g. into the VFS-Layer? Is there a general discussion about this anywhere? > What are the biggest problems? (i know

Re: [PATCH] Penguin logos

2001-03-11 Thread Albert D. Cahalan
Geert Uytterhoeven writes: - The colors for the 16 color logo are wrong. We used a hack to give the logo its own color palette, but this no longer works as a side effect of a console color map bug being fixed a while ago. The solution is to replace the logo with a new one that

Re: Process vs. Threads

2001-03-09 Thread Albert D. Cahalan
Hank Leininger writes: > On 2001-03-07, "Albert D. Cahalan" <[EMAIL PROTECTED]> wrote: >> Then for proper ps and top output, you need a reasonably efficient >> way to grab all threads as a group. This could be as simple as >> ensuring that /proc director

Re: Process vs. Threads

2001-03-09 Thread Albert D. Cahalan
Hank Leininger writes: On 2001-03-07, "Albert D. Cahalan" [EMAIL PROTECTED] wrote: Then for proper ps and top output, you need a reasonably efficient way to grab all threads as a group. This could be as simple as ensuring that /proc directory reads return related tasks together.

Re: Process vs. Threads

2001-03-07 Thread Albert D. Cahalan
Helge Hafting writes: > Gregory Maxwell wrote: >> There are no threads in Linux. >> All tasks are processes. >> Processes can share any or none of a vast set of resources. > > Is there a way a user program can find out what resources > are shared among which processes? > > That would allow

Re: RFC: changing precision control setting in initial FPU context

2001-03-03 Thread Albert D. Cahalan
Kevin Buhr writes: > "Albert D. Cahalan" <[EMAIL PROTECTED]> writes: >> So you change it to 2... but what about the "float" type? It gets >> a mixture of 64-bit and 32-bit IEEE arithmetic depending rather >> unpredictably on compiler register

Re: simple question about patches

2001-03-03 Thread Albert D. Cahalan
David G\363mez writes: > Hi, i've got a newbie question about patches: > Are the pre* patches ( and i guess also the ac* ones) applied against the > last release of the kernel or against the previous patch? I mean, when > 2.4.3pre2 will come out, i need to get also the pre1 patch? Really, I

Re: RFC: changing precision control setting in initial FPU context

2001-03-03 Thread Albert D. Cahalan
Kevin Buhr writes: > It boils down to the fact that, under i386 Linux, the FPU control word > has its precision control (PC) set to 3 (for 80-bit extended > precision) while under i386 FreeBSD, NetBSD, and others, it's set to 2 > (for 64-bit double precision). On other architectures, I assume >

Re: RFC: changing precision control setting in initial FPU context

2001-03-03 Thread Albert D. Cahalan
Kevin Buhr writes: It boils down to the fact that, under i386 Linux, the FPU control word has its precision control (PC) set to 3 (for 80-bit extended precision) while under i386 FreeBSD, NetBSD, and others, it's set to 2 (for 64-bit double precision). On other architectures, I assume

Re: simple question about patches

2001-03-03 Thread Albert D. Cahalan
David G\363mez writes: Hi, i've got a newbie question about patches: Are the pre* patches ( and i guess also the ac* ones) applied against the last release of the kernel or against the previous patch? I mean, when 2.4.3pre2 will come out, i need to get also the pre1 patch? Really, I

Re: RFC: changing precision control setting in initial FPU context

2001-03-03 Thread Albert D. Cahalan
Kevin Buhr writes: "Albert D. Cahalan" [EMAIL PROTECTED] writes: So you change it to 2... but what about the "float" type? It gets a mixture of 64-bit and 32-bit IEEE arithmetic depending rather unpredictably on compiler register allocations and optimizations??? Wel

Re: [PATCH] reiserfs patch for linux-2.4.2

2001-03-01 Thread Albert D. Cahalan
Christoph Hellwig writes: > On Wed, Feb 28, 2001 at 10:16:02PM -0500, Albert D. Cahalan wrote: >> Christoph Hellwig writes: >> >>> Urgg. limits.h is a userlevel header... >>> >>> The attached patch will make similar atempts fail (but not this one as >

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