On 5/1/07, Nate Diller <[EMAIL PROTECTED]> wrote:
On 5/1/07, Christoph Lameter <[EMAIL PROTECTED]> wrote:
> On Tue, 1 May 2007, Andrew Morton wrote:
>
> > As Satyam said, this will sometimes cause us to map and unmap the page
> > twice, and to run flush_dcache_
On 5/1/07, Christoph Lameter <[EMAIL PROTECTED]> wrote:
On Tue, 1 May 2007, Andrew Morton wrote:
> As Satyam said, this will sometimes cause us to map and unmap the page
> twice, and to run flush_dcache_page() twice. In not-terribly-uncommon
> circumstances in very frequently called functions.
On 5/1/07, Christoph Lameter [EMAIL PROTECTED] wrote:
On Tue, 1 May 2007, Andrew Morton wrote:
As Satyam said, this will sometimes cause us to map and unmap the page
twice, and to run flush_dcache_page() twice. In not-terribly-uncommon
circumstances in very frequently called functions.
On 5/1/07, Nate Diller [EMAIL PROTECTED] wrote:
On 5/1/07, Christoph Lameter [EMAIL PROTECTED] wrote:
On Tue, 1 May 2007, Andrew Morton wrote:
As Satyam said, this will sometimes cause us to map and unmap the page
twice, and to run flush_dcache_page() twice. In not-terribly-uncommon
On 4/12/07, David Howells <[EMAIL PROTECTED]> wrote:
Nate Diller <[EMAIL PROTECTED]> wrote:
> Hmmm you're right. Is your security work going into the next -mm?
I don't know. Andrew hasn't said anything. Andrew? Are you waiting for it
to go through DaveM's networking tree?
On 4/12/07, Roman Zippel <[EMAIL PROTECTED]> wrote:
Hi,
On Thu, 12 Apr 2007, Christoph Hellwig wrote:
> On Wed, Apr 11, 2007 at 07:49:38PM -0700, Nate Diller wrote:
> > read_mapping_page_async() is going away, so convert its only user to
> > read_mapping_page(). Thi
On 4/12/07, Phillip Lougher <[EMAIL PROTECTED]> wrote:
Nate Diller wrote:
> + page = read_cache_page(OFNI_EDONI_2SFFJ(f)->i_mapping,
> + start >> PAGE_CACHE_SHIFT,
> + (void *)
On 4/12/07, David Howells <[EMAIL PROTECTED]> wrote:
Nate Diller <[EMAIL PROTECTED]> wrote:
> -static struct page *afs_dir_get_page(struct inode *dir, unsigned long index)
NAK. This conflicts with my AFS security patches, and eliminates any way of
passing the key through to rea
On 4/12/07, David Howells [EMAIL PROTECTED] wrote:
Nate Diller [EMAIL PROTECTED] wrote:
-static struct page *afs_dir_get_page(struct inode *dir, unsigned long index)
NAK. This conflicts with my AFS security patches, and eliminates any way of
passing the key through to readpage().
Hmmm
On 4/12/07, Phillip Lougher [EMAIL PROTECTED] wrote:
Nate Diller wrote:
+ page = read_cache_page(OFNI_EDONI_2SFFJ(f)-i_mapping,
+ start PAGE_CACHE_SHIFT,
+ (void *)jffs2_do_readpage_unlock
On 4/12/07, Roman Zippel [EMAIL PROTECTED] wrote:
Hi,
On Thu, 12 Apr 2007, Christoph Hellwig wrote:
On Wed, Apr 11, 2007 at 07:49:38PM -0700, Nate Diller wrote:
read_mapping_page_async() is going away, so convert its only user to
read_mapping_page(). This change has not been benchmarked
On 4/12/07, David Howells [EMAIL PROTECTED] wrote:
Nate Diller [EMAIL PROTECTED] wrote:
Hmmm you're right. Is your security work going into the next -mm?
I don't know. Andrew hasn't said anything. Andrew? Are you waiting for it
to go through DaveM's networking tree?
If so, I'll just re
Now that read_mapping_page() does error checking internally, there is no
need to check PageError here.
Signed-off-by: Nate Diller <[EMAIL PROTECTED]>
---
diff -urpN -X dontdiff linux-2.6.21-rc6-mm1/fs/hfs/bnode.c
linux-2.6.21-rc6-mm1-test/fs/hfs/bnode.c
--- linux-2.6.21-rc6-mm1/fs/hfs/b
Replace jffs2_gc_fetch_page() and jffs2_gc_release_page() using the
read_cache_page() and put_kmapped_page() calls, and update the call site
accordingly. Explicit calls to kmap()/kunmap() make the code more clear.
Signed-off-by: Nate Diller <[EMAIL PROTECTED]>
---
diff -urpN -X dontdiff
Replace ntfs_map_page() and ntfs_unmap_page() using the new read_kmap_page()
and put_kmapped_page() calls, and their locking variants, and remove
unneeded PageError checking.
Signed-off-by: Nate Diller <[EMAIL PROTECTED]>
---
diff -urpN -X dontdiff linux-2.6.21-rc5-mm4/fs/ntfs/aops.h
-by: Nate Diller <[EMAIL PROTECTED]>
---
diff -urpN -X dontdiff linux-2.6.21-rc6-mm1/fs/cramfs/inode.c
linux-2.6.21-rc6-mm1-test/fs/cramfs/inode.c
--- linux-2.6.21-rc6-mm1/fs/cramfs/inode.c 2007-04-09 17:24:03.0
-0700
+++ linux-2.6.21-rc6-mm1-test/fs/cramfs/inode.c 2007-04-09
Now that read_mapping_page() does error checking internally, there is no
need to check PageError here.
Signed-off-by: Nate Diller <[EMAIL PROTECTED]>
---
diff -urpN -X dontdiff linux-2.6.21-rc6-mm1/fs/hfsplus/bnode.c
linux-2.6.21-rc6-mm1-test/fs/hfsplus/bnode.c
--- linux-2.6.21-rc6-
Replace reiserfs_get_page() and reiserfs_put_page() using the new
read_kmap_page() and put_kmapped_page() calls and their locking variants.
Also, propagate the gfp_mask() deadlock comment to callsites.
Signed-off-by: Nate Diller <[EMAIL PROTECTED]>
---
diff -urpN -X dontdiff linux-2.6.
Replace vxfs_get_page() with the new read_kmap_page().
Signed-off-by: Nate Diller <[EMAIL PROTECTED]>
---
diff -urpN -X dontdiff linux-2.6.21-rc5-mm4/fs/freevxfs/vxfs_extern.h
linux-2.6.21-rc5-mm4-test/fs/freevxfs/vxfs_extern.h
--- linux-2.6.21-rc5-mm4/fs/freevxfs/vxfs_extern.h 2007
Replace sysv dir_get_page() with the new read_kmap_page().
Signed-off-by: Nate Diller <[EMAIL PROTECTED]>
---
diff -urpN -X dontdiff linux-2.6.21-rc5-mm4/fs/sysv/dir.c
linux-2.6.21-rc5-mm4-test/fs/sysv/dir.c
--- linux-2.6.21-rc5-mm4/fs/sysv/dir.c 2007-04-05 17:14:25.0 -0700
+++
-off-by: Nate Diller <[EMAIL PROTECTED]>
---
diff -urpN -X dontdiff linux-2.6.21-rc5-mm4/fs/ufs/balloc.c
linux-2.6.21-rc5-mm4-test/fs/ufs/balloc.c
--- linux-2.6.21-rc5-mm4/fs/ufs/balloc.c2007-04-05 17:13:29.0
-0700
+++ linux-2.6.21-rc5-mm4-test/fs/ufs/balloc.c 2007-04-06
read_mapping_page() is now fully synchronous, so there's no need wait for
the page lock or check for I/O errors.
Signed-off-by: Nate Diller <[EMAIL PROTECTED]>
---
diff -urpN -X dontdiff
linux-2.6.21-rc6-mm1/fs/reiser4/plugin/file/tail_conversion.c
linux-2.6.21-rc6-mm1-test/fs/reiser4/
Remove unneeded PageError checking in read_dev_sector(), and clean up the
code a bit.
Can anyone point out why it's OK to use page_address() here on a page which
has not been kmapped? If it's not OK, then a good number of callers need to
be fixed.
Signed-off-by: Nate Diller <[EMAIL PROTEC
Replace minix dir_get_page() and dir_put_page() using the new
read_kmap_page() and put_kmapped_page()/put_locked_page() calls. Also, use
__read_kmap_page() instead of re-taking the page_lock.
Signed-off-by: Nate Diller <[EMAIL PROTECTED]>
---
diff -urpN -X dontdiff linux-2.6.21-rc5-
Replace page_read() with read_kmap_page()/__read_kmap_page(). This probably
fixes behaviour on highmem systems, since page_address() was being used
without kmap(). Also eliminate the need to re-take the page lock during
writes to the page.
Signed-off-by: Nate Diller <[EMAIL PROTEC
Replace ext2_get_page() and ext2_put_page() using the new read_kmap_page()
and put_kmapped_page() calls. Also, change the ext2_check_page() call to
return the page's error status, and update the call sites accordingly.
Signed-off-by: Nate Diller <[EMAIL PROTECTED]>
---
diff -urpN -X do
Use the new locking variant of read_mapping_page to avoid doing extra work.
Signed-off-by: Nate Diller <[EMAIL PROTECTED]>
---
diff -urpN -X dontdiff linux-2.6.21-rc6-mm1/fs/jfs/jfs_metapage.c
linux-2.6.21-rc6-mm1-test/fs/jfs/jfs_metapage.c
--- linux-2.6.21-rc6-mm1/fs/jfs/jfs_metapage.c
as
needing to keep the page locked. These changes collectively eliminate a
substantial amount of private fs logic in favor of generic code.
It also simplifies filemap.c significantly, by assuming that callers want
synchronous behavior, which is true for all callers anyway except one.
Signed-off-by: Nate
Replace afs_dir_get_page() and afs_dir_put_page() using the new
read_kmap_page() and put_kmapped_page() calls, and eliminate unnecessary
PageError checks. Also, change the afs_dir_check_page() call to return
the page's error status, and update the call site accordingly.
Signed-off-by: Nate
checker functions that
return an error if the page is corrupted or has some other error. This
simplifies the logic since the checker function is not part of any helper
function anymore.
Compile tested on x86_64.
Signed-off-by: Nate Diller <[EMAIL PROTECTED]>
---
drivers/mtd/d
On 4/10/07, Andrew Morton <[EMAIL PROTECTED]> wrote:
On Tue, 10 Apr 2007 20:36:00 -0700 Nate Diller <[EMAIL PROTECTED]> wrote:
> It's very common for file systems to need to zero part or all of a page, the
> simplist way is just to use kmap_atomic() and memset(). There's ac
On 4/10/07, Andrew Morton [EMAIL PROTECTED] wrote:
On Tue, 10 Apr 2007 20:36:00 -0700 Nate Diller [EMAIL PROTECTED] wrote:
It's very common for file systems to need to zero part or all of a page, the
simplist way is just to use kmap_atomic() and memset(). There's actually a
library function
checker functions that
return an error if the page is corrupted or has some other error. This
simplifies the logic since the checker function is not part of any helper
function anymore.
Compile tested on x86_64.
Signed-off-by: Nate Diller [EMAIL PROTECTED]
---
drivers/mtd/devices/block2mtd.c
as
needing to keep the page locked. These changes collectively eliminate a
substantial amount of private fs logic in favor of generic code.
It also simplifies filemap.c significantly, by assuming that callers want
synchronous behavior, which is true for all callers anyway except one.
Signed-off-by: Nate
Replace afs_dir_get_page() and afs_dir_put_page() using the new
read_kmap_page() and put_kmapped_page() calls, and eliminate unnecessary
PageError checks. Also, change the afs_dir_check_page() call to return
the page's error status, and update the call site accordingly.
Signed-off-by: Nate
Replace ext2_get_page() and ext2_put_page() using the new read_kmap_page()
and put_kmapped_page() calls. Also, change the ext2_check_page() call to
return the page's error status, and update the call sites accordingly.
Signed-off-by: Nate Diller [EMAIL PROTECTED]
---
diff -urpN -X dontdiff
Use the new locking variant of read_mapping_page to avoid doing extra work.
Signed-off-by: Nate Diller [EMAIL PROTECTED]
---
diff -urpN -X dontdiff linux-2.6.21-rc6-mm1/fs/jfs/jfs_metapage.c
linux-2.6.21-rc6-mm1-test/fs/jfs/jfs_metapage.c
--- linux-2.6.21-rc6-mm1/fs/jfs/jfs_metapage.c 2007-04
Replace minix dir_get_page() and dir_put_page() using the new
read_kmap_page() and put_kmapped_page()/put_locked_page() calls. Also, use
__read_kmap_page() instead of re-taking the page_lock.
Signed-off-by: Nate Diller [EMAIL PROTECTED]
---
diff -urpN -X dontdiff linux-2.6.21-rc5-mm4/fs/minix
Replace page_read() with read_kmap_page()/__read_kmap_page(). This probably
fixes behaviour on highmem systems, since page_address() was being used
without kmap(). Also eliminate the need to re-take the page lock during
writes to the page.
Signed-off-by: Nate Diller [EMAIL PROTECTED]
---
diff
read_mapping_page() is now fully synchronous, so there's no need wait for
the page lock or check for I/O errors.
Signed-off-by: Nate Diller [EMAIL PROTECTED]
---
diff -urpN -X dontdiff
linux-2.6.21-rc6-mm1/fs/reiser4/plugin/file/tail_conversion.c
linux-2.6.21-rc6-mm1-test/fs/reiser4/plugin
Remove unneeded PageError checking in read_dev_sector(), and clean up the
code a bit.
Can anyone point out why it's OK to use page_address() here on a page which
has not been kmapped? If it's not OK, then a good number of callers need to
be fixed.
Signed-off-by: Nate Diller [EMAIL PROTECTED
Replace sysv dir_get_page() with the new read_kmap_page().
Signed-off-by: Nate Diller [EMAIL PROTECTED]
---
diff -urpN -X dontdiff linux-2.6.21-rc5-mm4/fs/sysv/dir.c
linux-2.6.21-rc5-mm4-test/fs/sysv/dir.c
--- linux-2.6.21-rc5-mm4/fs/sysv/dir.c 2007-04-05 17:14:25.0 -0700
+++ linux
-off-by: Nate Diller [EMAIL PROTECTED]
---
diff -urpN -X dontdiff linux-2.6.21-rc5-mm4/fs/ufs/balloc.c
linux-2.6.21-rc5-mm4-test/fs/ufs/balloc.c
--- linux-2.6.21-rc5-mm4/fs/ufs/balloc.c2007-04-05 17:13:29.0
-0700
+++ linux-2.6.21-rc5-mm4-test/fs/ufs/balloc.c 2007-04-06 12:46
Replace vxfs_get_page() with the new read_kmap_page().
Signed-off-by: Nate Diller [EMAIL PROTECTED]
---
diff -urpN -X dontdiff linux-2.6.21-rc5-mm4/fs/freevxfs/vxfs_extern.h
linux-2.6.21-rc5-mm4-test/fs/freevxfs/vxfs_extern.h
--- linux-2.6.21-rc5-mm4/fs/freevxfs/vxfs_extern.h 2007-04-05
-by: Nate Diller [EMAIL PROTECTED]
---
diff -urpN -X dontdiff linux-2.6.21-rc6-mm1/fs/cramfs/inode.c
linux-2.6.21-rc6-mm1-test/fs/cramfs/inode.c
--- linux-2.6.21-rc6-mm1/fs/cramfs/inode.c 2007-04-09 17:24:03.0
-0700
+++ linux-2.6.21-rc6-mm1-test/fs/cramfs/inode.c 2007-04-09 21:37
Now that read_mapping_page() does error checking internally, there is no
need to check PageError here.
Signed-off-by: Nate Diller [EMAIL PROTECTED]
---
diff -urpN -X dontdiff linux-2.6.21-rc6-mm1/fs/hfsplus/bnode.c
linux-2.6.21-rc6-mm1-test/fs/hfsplus/bnode.c
--- linux-2.6.21-rc6-mm1/fs
Replace reiserfs_get_page() and reiserfs_put_page() using the new
read_kmap_page() and put_kmapped_page() calls and their locking variants.
Also, propagate the gfp_mask() deadlock comment to callsites.
Signed-off-by: Nate Diller [EMAIL PROTECTED]
---
diff -urpN -X dontdiff linux-2.6.21-rc5-mm4
Replace ntfs_map_page() and ntfs_unmap_page() using the new read_kmap_page()
and put_kmapped_page() calls, and their locking variants, and remove
unneeded PageError checking.
Signed-off-by: Nate Diller [EMAIL PROTECTED]
---
diff -urpN -X dontdiff linux-2.6.21-rc5-mm4/fs/ntfs/aops.h
linux
Now that read_mapping_page() does error checking internally, there is no
need to check PageError here.
Signed-off-by: Nate Diller [EMAIL PROTECTED]
---
diff -urpN -X dontdiff linux-2.6.21-rc6-mm1/fs/hfs/bnode.c
linux-2.6.21-rc6-mm1-test/fs/hfs/bnode.c
--- linux-2.6.21-rc6-mm1/fs/hfs/bnode.c
Replace jffs2_gc_fetch_page() and jffs2_gc_release_page() using the
read_cache_page() and put_kmapped_page() calls, and update the call site
accordingly. Explicit calls to kmap()/kunmap() make the code more clear.
Signed-off-by: Nate Diller [EMAIL PROTECTED]
---
diff -urpN -X dontdiff linux
Use zero_user_page() instead of open-coding it.
Signed-off-by: Nate Diller <[EMAIL PROTECTED]>
---
diff -urpN -X dontdiff linux-2.6.21-rc6-mm1/fs/ntfs/aops.c
linux-2.6.21-rc6-mm1-test/fs/ntfs/aops.c
--- linux-2.6.21-rc6-mm1/fs/ntfs/aops.c 2007-04-09 10:41:47.0 -0700
+++ linux-
Use zero_user_page() instead of open-coding it.
Signed-off-by: Nate Diller <[EMAIL PROTECTED]>
---
diff -urpN -X dontdiff linux-2.6.21-rc6-mm1/fs/affs/file.c
linux-2.6.21-rc6-mm1-test/fs/affs/file.c
--- linux-2.6.21-rc6-mm1/fs/affs/file.c 2007-04-09 17:23:48.0 -0700
+++ linux-
Use zero_user_page() instead of open-coding it.
Signed-off-by: Nate Diller <[EMAIL PROTECTED]>
---
diff -urpN -X dontdiff linux-2.6.21-rc6-mm1/fs/ext4/inode.c
linux-2.6.21-rc6-mm1-test/fs/ext4/inode.c
--- linux-2.6.21-rc6-mm1/fs/ext4/inode.c2007-04-10 17:15:04.0
Use zero_user_page() instead of open-coding it.
Signed-off-by: Nate Diller <[EMAIL PROTECTED]>
---
diff -urpN -X dontdiff linux-2.6.21-rc6-mm1/fs/ext3/inode.c
linux-2.6.21-rc6-mm1-test/fs/ext3/inode.c
--- linux-2.6.21-rc6-mm1/fs/ext3/inode.c2007-04-09 17:24:03.0
Use zero_user_page() instead of open-coding it.
Signed-off-by: Nate Diller <[EMAIL PROTECTED]>
---
diff -urpN -X dontdiff linux-2.6.21-rc6-mm1/fs/gfs2/bmap.c
linux-2.6.21-rc6-mm1-test/fs/gfs2/bmap.c
--- linux-2.6.21-rc6-mm1/fs/gfs2/bmap.c 2007-04-09 17:23:48.0 -0700
+++ linux-
Use zero_user_page() instead of open-coding it.
Signed-off-by: Nate Diller <[EMAIL PROTECTED]>
---
diff -urpN -X dontdiff linux-2.6.21-rc6-mm1/fs/reiserfs/file.c
linux-2.6.21-rc6-mm1-test/fs/reiserfs/file.c
--- linux-2.6.21-rc6-mm1/fs/reiserfs/file.c 2007-04-09 17:24:03.0
Use zero_user_page() instead of open-coding it. Also replace the (mostly)
redundant zero_page() function.
Signed-off-by: Nate Diller <[EMAIL PROTECTED]>
---
diff -urpN -X dontdiff
linux-2.6.21-rc6-mm1/fs/reiser4/plugin/file/cryptcompress.c
linux-2.6.21-rc6-mm1-test/fs/reiser4/plugi
Use zero_user_page() instead of open-coding it.
Signed-off-by: Nate Diller <[EMAIL PROTECTED]>
---
diff -urpN -X dontdiff linux-2.6.21-rc6-mm1/fs/ocfs2/aops.c
linux-2.6.21-rc6-mm1-test/fs/ocfs2/aops.c
--- linux-2.6.21-rc6-mm1/fs/ocfs2/aops.c2007-04-09 17:24:03.0
Use zero_user_page() instead of the newly deprecated memclear_highpage_flush().
Signed-off-by: Nate Diller <[EMAIL PROTECTED]>
---
diff -urpN -X dontdiff linux-2.6.21-rc6-mm1/fs/xfs/linux-2.6/xfs_lrw.c
linux-2.6.21-rc6-mm1-test/fs/xfs/linux-2.6/xfs_lrw.c
--- linux-2.6.21-rc6-mm1/fs/xfs
Now that all the in-tree users are converted over to zero_user_page(),
deprecate the old memclear_highpage_flush() call.
Signed-off-by: Nate Diller <[EMAIL PROTECTED]>
---
diff -urpN -X dontdiff linux-2.6.21-rc6-mm1/include/linux/highmem.h
linux-2.6.21-rc6-mm1-test/include/linux/hig
Use zero_user_page() instead of the newly deprecated memclear_highpage_flush().
Signed-off-by: Nate Diller <[EMAIL PROTECTED]>
---
diff -urpN -X dontdiff linux-2.6.21-rc6-mm1/fs/nfs/read.c
linux-2.6.21-rc6-mm1-test/fs/nfs/read.c
--- linux-2.6.21-rc6-mm1/fs/nfs/read.c 2007-04-09
Use zero_user_page() instead of open-coding it.
Signed-off-by: Nate Diller <[EMAIL PROTECTED]>
---
diff -urpN -X dontdiff linux-2.6.21-rc6-mm1/fs/ecryptfs/mmap.c
linux-2.6.21-rc6-mm1-test/fs/ecryptfs/mmap.c
--- linux-2.6.21-rc6-mm1/fs/ecryptfs/mmap.c 2007-04-09 17:24:03.0
ones and the old
memclear_highpage_flush() ones. Following this patch is a series of
conversions for each file system individually, per AKPM, and finally a patch
deprecating the old call. The diffstat below shows the entire patchset.
Compile tested in x86_64.
signed-off-by: Nate Diller <[EM
On 4/10/07, Anton Altaparmakov <[EMAIL PROTECTED]> wrote:
On 10 Apr 2007, at 07:10, Andrew Morton wrote:
> On Mon, 09 Apr 2007 21:31:37 -0700 Nate Diller
> <[EMAIL PROTECTED]> wrote:
>> It's very common for file systems to need to zero part or all of a
>> page, the
On 4/10/07, Anton Altaparmakov [EMAIL PROTECTED] wrote:
On 10 Apr 2007, at 07:10, Andrew Morton wrote:
On Mon, 09 Apr 2007 21:31:37 -0700 Nate Diller
[EMAIL PROTECTED] wrote:
It's very common for file systems to need to zero part or all of a
page, the
simplist way is just to use kmap_atomic
ones and the old
memclear_highpage_flush() ones. Following this patch is a series of
conversions for each file system individually, per AKPM, and finally a patch
deprecating the old call. The diffstat below shows the entire patchset.
Compile tested in x86_64.
signed-off-by: Nate Diller [EMAIL
Use zero_user_page() instead of open-coding it.
Signed-off-by: Nate Diller [EMAIL PROTECTED]
---
diff -urpN -X dontdiff linux-2.6.21-rc6-mm1/fs/ecryptfs/mmap.c
linux-2.6.21-rc6-mm1-test/fs/ecryptfs/mmap.c
--- linux-2.6.21-rc6-mm1/fs/ecryptfs/mmap.c 2007-04-09 17:24:03.0
-0700
Use zero_user_page() instead of the newly deprecated memclear_highpage_flush().
Signed-off-by: Nate Diller [EMAIL PROTECTED]
---
diff -urpN -X dontdiff linux-2.6.21-rc6-mm1/fs/nfs/read.c
linux-2.6.21-rc6-mm1-test/fs/nfs/read.c
--- linux-2.6.21-rc6-mm1/fs/nfs/read.c 2007-04-09 17:23
Use zero_user_page() instead of open-coding it. Also replace the (mostly)
redundant zero_page() function.
Signed-off-by: Nate Diller [EMAIL PROTECTED]
---
diff -urpN -X dontdiff
linux-2.6.21-rc6-mm1/fs/reiser4/plugin/file/cryptcompress.c
linux-2.6.21-rc6-mm1-test/fs/reiser4/plugin/file
Use zero_user_page() instead of open-coding it.
Signed-off-by: Nate Diller [EMAIL PROTECTED]
---
diff -urpN -X dontdiff linux-2.6.21-rc6-mm1/fs/ocfs2/aops.c
linux-2.6.21-rc6-mm1-test/fs/ocfs2/aops.c
--- linux-2.6.21-rc6-mm1/fs/ocfs2/aops.c2007-04-09 17:24:03.0
-0700
Use zero_user_page() instead of the newly deprecated memclear_highpage_flush().
Signed-off-by: Nate Diller [EMAIL PROTECTED]
---
diff -urpN -X dontdiff linux-2.6.21-rc6-mm1/fs/xfs/linux-2.6/xfs_lrw.c
linux-2.6.21-rc6-mm1-test/fs/xfs/linux-2.6/xfs_lrw.c
--- linux-2.6.21-rc6-mm1/fs/xfs/linux
Now that all the in-tree users are converted over to zero_user_page(),
deprecate the old memclear_highpage_flush() call.
Signed-off-by: Nate Diller [EMAIL PROTECTED]
---
diff -urpN -X dontdiff linux-2.6.21-rc6-mm1/include/linux/highmem.h
linux-2.6.21-rc6-mm1-test/include/linux/highmem.h
Use zero_user_page() instead of open-coding it.
Signed-off-by: Nate Diller [EMAIL PROTECTED]
---
diff -urpN -X dontdiff linux-2.6.21-rc6-mm1/fs/ext3/inode.c
linux-2.6.21-rc6-mm1-test/fs/ext3/inode.c
--- linux-2.6.21-rc6-mm1/fs/ext3/inode.c2007-04-09 17:24:03.0
-0700
Use zero_user_page() instead of open-coding it.
Signed-off-by: Nate Diller [EMAIL PROTECTED]
---
diff -urpN -X dontdiff linux-2.6.21-rc6-mm1/fs/gfs2/bmap.c
linux-2.6.21-rc6-mm1-test/fs/gfs2/bmap.c
--- linux-2.6.21-rc6-mm1/fs/gfs2/bmap.c 2007-04-09 17:23:48.0 -0700
+++ linux-2.6.21
Use zero_user_page() instead of open-coding it.
Signed-off-by: Nate Diller [EMAIL PROTECTED]
---
diff -urpN -X dontdiff linux-2.6.21-rc6-mm1/fs/reiserfs/file.c
linux-2.6.21-rc6-mm1-test/fs/reiserfs/file.c
--- linux-2.6.21-rc6-mm1/fs/reiserfs/file.c 2007-04-09 17:24:03.0
-0700
Use zero_user_page() instead of open-coding it.
Signed-off-by: Nate Diller [EMAIL PROTECTED]
---
diff -urpN -X dontdiff linux-2.6.21-rc6-mm1/fs/ntfs/aops.c
linux-2.6.21-rc6-mm1-test/fs/ntfs/aops.c
--- linux-2.6.21-rc6-mm1/fs/ntfs/aops.c 2007-04-09 10:41:47.0 -0700
+++ linux-2.6.21
Use zero_user_page() instead of open-coding it.
Signed-off-by: Nate Diller [EMAIL PROTECTED]
---
diff -urpN -X dontdiff linux-2.6.21-rc6-mm1/fs/affs/file.c
linux-2.6.21-rc6-mm1-test/fs/affs/file.c
--- linux-2.6.21-rc6-mm1/fs/affs/file.c 2007-04-09 17:23:48.0 -0700
+++ linux-2.6.21-rc6
Use zero_user_page() instead of open-coding it.
Signed-off-by: Nate Diller [EMAIL PROTECTED]
---
diff -urpN -X dontdiff linux-2.6.21-rc6-mm1/fs/ext4/inode.c
linux-2.6.21-rc6-mm1-test/fs/ext4/inode.c
--- linux-2.6.21-rc6-mm1/fs/ext4/inode.c2007-04-10 17:15:04.0
-0700
on x86_64.
signed-off-by: Nate Diller <[EMAIL PROTECTED]>
---
cifs/file.c |9 +
ext4/writeback.c | 17 +
reiser4/plugin/item/extent_file_ops.c | 13 +++--
3 files changed, 5 insertions(+), 34 del
of *how*
it does the work rather than what the *purpose* is. So this patch renames
the function to zero_page_data(), and calls it from the various places that
currently open code it.
Compile tested in x86_64.
signed-off-by: Nate Diller <[EMAIL PROTECTED]>
---
drivers/block/
On 08 Apr 2007 06:32:26 +0200, Christer Weinigel <[EMAIL PROTECTED]> wrote:
[EMAIL PROTECTED] writes:
> Lennart. Tell me again that these results from
>
> http://linuxhelp.150m.com/resources/fs-benchmarks.htm and
> http://m.domaindlx.com/LinuxHelp/resources/fs-benchmarks.htm
>
> are not of
On 08 Apr 2007 06:32:26 +0200, Christer Weinigel [EMAIL PROTECTED] wrote:
[EMAIL PROTECTED] writes:
Lennart. Tell me again that these results from
http://linuxhelp.150m.com/resources/fs-benchmarks.htm and
http://m.domaindlx.com/LinuxHelp/resources/fs-benchmarks.htm
are not of interest to
of *how*
it does the work rather than what the *purpose* is. So this patch renames
the function to zero_page_data(), and calls it from the various places that
currently open code it.
Compile tested in x86_64.
signed-off-by: Nate Diller [EMAIL PROTECTED]
---
drivers/block/loop.c
on x86_64.
signed-off-by: Nate Diller [EMAIL PROTECTED]
---
cifs/file.c |9 +
ext4/writeback.c | 17 +
reiser4/plugin/item/extent_file_ops.c | 13 +++--
3 files changed, 5 insertions(+), 34 deletions(-)
---
diff
This little code snippet seems to have a page_lock recursion, in
addition to overall looking particularly fragile to me. It seems to
be handling the case where a page needs to be brought uptodate because
a partial page write is being done. The page gets locked as many as 3
times, each checking
This little code snippet seems to have a page_lock recursion, in
addition to overall looking particularly fragile to me. It seems to
be handling the case where a page needs to be brought uptodate because
a partial page write is being done. The page gets locked as many as 3
times, each checking
On 2/8/07, Nick Piggin <[EMAIL PROTECTED]> wrote:
On Thu, Feb 08, 2007 at 07:49:53PM +, Christoph Hellwig wrote:
> On Thu, Feb 08, 2007 at 02:07:24PM +0100, Nick Piggin wrote:
> > Add an iterator data structure to operate over an iovec. Add usercopy
> > operators needed by
On 2/8/07, Nick Piggin [EMAIL PROTECTED] wrote:
On Thu, Feb 08, 2007 at 07:49:53PM +, Christoph Hellwig wrote:
On Thu, Feb 08, 2007 at 02:07:24PM +0100, Nick Piggin wrote:
Add an iterator data structure to operate over an iovec. Add usercopy
operators needed by
On 2/7/07, Christoph Lameter <[EMAIL PROTECTED]> wrote:
On Tue, 6 Feb 2007, Nate Diller wrote:
> > The dirty ratio with the ZVCS would be
> >
> > NR_DIRTY + NR_UNSTABLE_NFS
> > /
> > NR_FREE_PAGES + NR_INACTIVE + NR_ACTIVE + NR_MLOCK
>
>
On 2/7/07, Christoph Lameter [EMAIL PROTECTED] wrote:
On Tue, 6 Feb 2007, Nate Diller wrote:
The dirty ratio with the ZVCS would be
NR_DIRTY + NR_UNSTABLE_NFS
/
NR_FREE_PAGES + NR_INACTIVE + NR_ACTIVE + NR_MLOCK
I don't understand why you want to account mlocked pages
On 2/4/07, Christoph Lameter <[EMAIL PROTECTED]> wrote:
On Sun, 4 Feb 2007, Arjan van de Ven wrote:
>
> > Exclusion or inclusion of NR_MLOCK number is straightforward for the dirty
> > ratio calcuations. global_page_state(NR_MLOCK) f.e. would get us totals on
> > mlocked pages per zone.
On 2/4/07, Christoph Lameter [EMAIL PROTECTED] wrote:
On Sun, 4 Feb 2007, Arjan van de Ven wrote:
Exclusion or inclusion of NR_MLOCK number is straightforward for the dirty
ratio calcuations. global_page_state(NR_MLOCK) f.e. would get us totals on
mlocked pages per zone.
On Wed, 17 Jan 2007, Benjamin LaHaise wrote:
On Mon, Jan 15, 2007 at 08:25:15PM -0800, Nate Diller wrote:
the right thing to do from a design perspective. Hopefully it enables
a new architecture that can reduce context switches in I/O completion,
and reduce overhead. That's the real motive
On Wed, 17 Jan 2007, Benjamin LaHaise wrote:
On Mon, Jan 15, 2007 at 08:25:15PM -0800, Nate Diller wrote:
the right thing to do from a design perspective. Hopefully it enables
a new architecture that can reduce context switches in I/O completion,
and reduce overhead. That's the real motive
On 1/15/07, David Brownell <[EMAIL PROTECTED]> wrote:
On Monday 15 January 2007 5:54 pm, Nate Diller wrote:
> --- a/drivers/usb/gadget/inode.c 2007-01-12 14:42:29.0 -0800
> +++ b/drivers/usb/gadget/inode.c 2007-01-12 14:25:34.0 -0800
> @@ -559,35 +559,3
On 1/15/07, David Brownell <[EMAIL PROTECTED]> wrote:
On Monday 15 January 2007 5:54 pm, Nate Diller wrote:
> This removes the aio implementation from the usb gadget file system.
NAK. I see a deep mis-understanding here.
> Aside
> from making very creative (!) use of the
On 1/15/07, David Brownell [EMAIL PROTECTED] wrote:
On Monday 15 January 2007 5:54 pm, Nate Diller wrote:
This removes the aio implementation from the usb gadget file system.
NAK. I see a deep mis-understanding here.
Aside
from making very creative (!) use of the aio retry path, it can't
On 1/15/07, David Brownell [EMAIL PROTECTED] wrote:
On Monday 15 January 2007 5:54 pm, Nate Diller wrote:
--- a/drivers/usb/gadget/inode.c 2007-01-12 14:42:29.0 -0800
+++ b/drivers/usb/gadget/inode.c 2007-01-12 14:25:34.0 -0800
@@ -559,35 +559,32 @@ static int
On 1/15/07, Christoph Hellwig <[EMAIL PROTECTED]> wrote:
On Mon, Jan 15, 2007 at 05:54:50PM -0800, Nate Diller wrote:
> Convert code using iocb->ki_left to use the more generic iov_length() call.
No way. We need to reduce the numer of iovec traversals, not adding
more of them.
ok
On 1/15/07, Christoph Hellwig <[EMAIL PROTECTED]> wrote:
On Mon, Jan 15, 2007 at 05:54:50PM -0800, Nate Diller wrote:
> This series is an attempt to generalize the async I/O paths to be
> implementation agnostic. It completely eliminates knowledge of
> the kiocb structure in t
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