+ hfs-convert-to-new-aops.patch added to -mm tree

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



The patch titled
     hfs: convert to new aops
has been added to the -mm tree.  Its filename is
     hfs-convert-to-new-aops.patch

*** Remember to use Documentation/SubmitChecklist when testing your code ***

See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this

------------------------------------------------------
Subject: hfs: convert to new aops
From: Nick Piggin <npiggin@xxxxxxx>

Signed-off-by: Nick Piggin <npiggin@xxxxxxx>
Cc: Roman Zippel <zippel@xxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---

 fs/hfs/extent.c |   19 ++++++++-----------
 fs/hfs/inode.c  |   20 ++++++++++++--------
 2 files changed, 20 insertions(+), 19 deletions(-)

diff -puN fs/hfs/extent.c~hfs-convert-to-new-aops fs/hfs/extent.c
--- a/fs/hfs/extent.c~hfs-convert-to-new-aops
+++ a/fs/hfs/extent.c
@@ -464,23 +464,20 @@ void hfs_file_truncate(struct inode *ino
 	       (long long)HFS_I(inode)->phys_size, inode->i_size);
 	if (inode->i_size > HFS_I(inode)->phys_size) {
 		struct address_space *mapping = inode->i_mapping;
+		void *fsdata;
 		struct page *page;
 		int res;
 
+		/* XXX: Can use generic_cont_expand? */
 		size = inode->i_size - 1;
-		page = grab_cache_page(mapping, size >> PAGE_CACHE_SHIFT);
-		if (!page)
-			return;
-		size &= PAGE_CACHE_SIZE - 1;
-		size++;
-		res = mapping->a_ops->prepare_write(NULL, page, size, size);
-		if (!res)
-			res = mapping->a_ops->commit_write(NULL, page, size, size);
+		res = pagecache_write_begin(NULL, mapping, size+1, 0,
+				AOP_FLAG_UNINTERRUPTIBLE, &page, &fsdata);
+		if (!res) {
+			res = pagecache_write_end(NULL, mapping, size+1, 0, 0,
+					page, fsdata);
+		}
 		if (res)
 			inode->i_size = HFS_I(inode)->phys_size;
-		unlock_page(page);
-		page_cache_release(page);
-		mark_inode_dirty(inode);
 		return;
 	} else if (inode->i_size == HFS_I(inode)->phys_size)
 		return;
diff -puN fs/hfs/inode.c~hfs-convert-to-new-aops fs/hfs/inode.c
--- a/fs/hfs/inode.c~hfs-convert-to-new-aops
+++ a/fs/hfs/inode.c
@@ -35,10 +35,14 @@ static int hfs_readpage(struct file *fil
 	return block_read_full_page(page, hfs_get_block);
 }
 
-static int hfs_prepare_write(struct file *file, struct page *page, unsigned from, unsigned to)
-{
-	return cont_prepare_write(page, from, to, hfs_get_block,
-				  &HFS_I(page->mapping->host)->phys_size);
+static int hfs_write_begin(struct file *file, struct address_space *mapping,
+			loff_t pos, unsigned len, unsigned flags,
+			struct page **pagep, void **fsdata)
+{
+	*pagep = NULL;
+	return cont_write_begin(file, mapping, pos, len, flags, pagep, fsdata,
+				hfs_get_block,
+				&HFS_I(mapping->host)->phys_size);
 }
 
 static sector_t hfs_bmap(struct address_space *mapping, sector_t block)
@@ -119,8 +123,8 @@ const struct address_space_operations hf
 	.readpage	= hfs_readpage,
 	.writepage	= hfs_writepage,
 	.sync_page	= block_sync_page,
-	.prepare_write	= hfs_prepare_write,
-	.commit_write	= generic_commit_write,
+	.write_begin	= hfs_write_begin,
+	.write_end	= generic_write_end,
 	.bmap		= hfs_bmap,
 	.releasepage	= hfs_releasepage,
 };
@@ -129,8 +133,8 @@ const struct address_space_operations hf
 	.readpage	= hfs_readpage,
 	.writepage	= hfs_writepage,
 	.sync_page	= block_sync_page,
-	.prepare_write	= hfs_prepare_write,
-	.commit_write	= generic_commit_write,
+	.write_begin	= hfs_write_begin,
+	.write_end	= generic_write_end,
 	.bmap		= hfs_bmap,
 	.direct_IO	= hfs_direct_IO,
 	.writepages	= hfs_writepages,
_

Patches currently in -mm which might be from npiggin@xxxxxxx are

mm-fix-fault-vs-invalidate-race-for-linear-mappings.patch
mm-fix-fault-vs-invalidate-race-for-linear-mappings-fix.patch
mm-merge-populate-and-nopage-into-fault-fixes-nonlinear.patch
mm-merge-nopfn-into-fault.patch
mm-remove-legacy-cruft.patch
mm-debug-check-for-the-fault-vs-invalidate-race.patch
mm-fix-clear_page_dirty_for_io-vs-fault-race.patch
git-arm-master.patch
slob-rework-freelist-handling.patch
slob-remove-bigblock-tracking.patch
slob-improved-alignment-handling.patch
mm-revert-kernel_ds-buffered-write-optimisation.patch
revert-81b0c8713385ce1b1b9058e916edcf9561ad76d6.patch
revert-6527c2bdf1f833cc18e8f42bd97973d583e4aa83.patch
mm-clean-up-buffered-write-code.patch
mm-debug-write-deadlocks.patch
mm-trim-more-holes.patch
mm-buffered-write-cleanup.patch
mm-write-iovec-cleanup.patch
mm-fix-pagecache-write-deadlocks.patch
mm-buffered-write-iterator.patch
fs-fix-data-loss-on-error.patch
fs-introduce-write_begin-write_end-and-perform_write-aops.patch
mm-restore-kernel_ds-optimisations.patch
implement-simple-fs-aops.patch
block_dev-convert-to-new-aops.patch
ext2-convert-to-new-aops.patch
ext3-convert-to-new-aops.patch
ext4-convert-to-new-aops.patch
xfs-convert-to-new-aops.patch
fs-new-cont-helpers.patch
fat-convert-to-new-aops.patch
hfs-convert-to-new-aops.patch
hfsplus-convert-to-new-aops.patch
hpfs-convert-to-new-aops.patch
bfs-convert-to-new-aops.patch
qnx4-convert-to-new-aops.patch
reiserfs-use-generic-write.patch
reiserfs-convert-to-new-aops.patch
reiserfs-use-generic_cont_expand_simple.patch
with-reiserfs-no-longer-using-the-weird-generic_cont_expand-remove-it-completely.patch
nfs-convert-to-new-aops.patch
smb-convert-to-new-aops.patch
fuse-convert-to-new-aops.patch
hostfs-convert-to-new-aops.patch
jffs2-convert-to-new-aops.patch
ufs-convert-to-new-aops.patch
udf-convert-to-new-aops.patch
sysv-convert-to-new-aops.patch
minix-convert-to-new-aops.patch
jfs-convert-to-new-aops.patch
mm-document-fault_data-and-flags.patch
fs-introduce-some-page-buffer-invariants.patch
fs-introduce-write_begin-write_end-and-perform_write-aops-revoke.patch

-
To unsubscribe from this list: send the line "unsubscribe mm-commits" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html

[Index of Archives]     [Kernel Newbies FAQ]     [Kernel Archive]     [IETF Annouce]     [DCCP]     [Netdev]     [Networking]     [Security]     [Bugtraq]     [Photo]     [Yosemite]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Linux SCSI]

  Powered by Linux