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authorMartin J. Bligh <mbligh@mbligh.org>2007-10-16 23:30:46 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-17 08:43:02 -0700
commita686cd898bd999fd026a51e90fb0a3410d258ddb (patch)
tree3f0a91a70fe1a3addf9e99f3babed9e9baba4b99 /fs/ext2/file.c
parent369f2389e7d03022abdd25e298bffb9613cd0e54 (diff)
downloadlinaro-lsk-a686cd898bd999fd026a51e90fb0a3410d258ddb.tar.gz
ext2 reservations
Val's cross-port of the ext3 reservations code into ext2. [mbligh@mbligh.org: Small type error for printk [akpm@linux-foundation.org: fix types, sync with ext3] [mbligh@mbligh.org: Bring ext2 reservations code in line with latest ext3] [akpm@linux-foundation.org: kill noisy printk] [akpm@linux-foundation.org: remember to dirty the gdp's block] [akpm@linux-foundation.org: cross-port the missed 5dea5176e5c32ef9f0d1a41d28427b3bf6881b3a] [akpm@linux-foundation.org: cross-port e6022603b9aa7d61d20b392e69edcdbbc1789969] [akpm@linux-foundation.org: Port the omitted 08fb306fe63d98eb86e3b16f4cc21816fa47f18e] [akpm@linux-foundation.org: Backport the missed 20acaa18d0c002fec180956f87adeb3f11f635a6] [akpm@linux-foundation.org: fixes] [cmm@us.ibm.com: fix reservation extension] [bunk@stusta.de: make ext2_get_blocks() static] [hugh@veritas.com: fix hang] [hugh@veritas.com: ext2_new_blocks should reset the reservation window size] [hugh@veritas.com: ext2 balloc: fix off-by-one against rsv_end] [hugh@veritas.com: grp_goal 0 is a genuine goal (unlike -1), so ext2_try_to_allocate_with_rsv should treat it as such] [hugh@veritas.com: rbtree usage cleanup] [pbadari@us.ibm.com: Fix for ext2 reservation] [bunk@kernel.org: remove fs/ext2/balloc.c:reserve_blocks()] [hugh@veritas.com: ext2 balloc: use io_error label] Cc: "Martin J. Bligh" <mbligh@mbligh.org> Cc: Valerie Henson <val_henson@linux.intel.com> Cc: Mingming Cao <cmm@us.ibm.com> Cc: Mel Gorman <mel@csn.ul.ie> Cc: Hugh Dickins <hugh@veritas.com> Signed-off-by: Adrian Bunk <bunk@stusta.de> Signed-off-by: Hugh Dickins <hugh@veritas.com> Signed-off-by: Badari Pulavarty <pbadari@us.ibm.com> Signed-off-by: Adrian Bunk <bunk@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/ext2/file.c')
-rw-r--r--fs/ext2/file.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/ext2/file.c b/fs/ext2/file.c
index ab7961260c4..c051798459a 100644
--- a/fs/ext2/file.c
+++ b/fs/ext2/file.c
@@ -30,8 +30,11 @@
*/
static int ext2_release_file (struct inode * inode, struct file * filp)
{
- if (filp->f_mode & FMODE_WRITE)
- ext2_discard_prealloc (inode);
+ if (filp->f_mode & FMODE_WRITE) {
+ mutex_lock(&EXT2_I(inode)->truncate_mutex);
+ ext2_discard_reservation(inode);
+ mutex_unlock(&EXT2_I(inode)->truncate_mutex);
+ }
return 0;
}