diff options
| author | Arjan van de Ven <arjan@infradead.org> | 2006-03-23 14:00:42 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-23 18:38:14 +0300 |
| commit | 97461518610fb1679f67333bb699bb81136e49fe (patch) | |
| tree | 483fcaf10744a96ad9fced97910fa75610c3fcdb /include/linux | |
| parent | 7bf6d78dd93ccc52cd2cac5066c4b84834e4f1f2 (diff) | |
| download | linux-97461518610fb1679f67333bb699bb81136e49fe.tar.xz | |
[PATCH] convert ext3's truncate_sem to a mutex
ext3's truncate_sem is always released in the same function it's taken
and it otherwise is a mutex as well..
Signed-off-by: Arjan van de Ven <arjan@infradead.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/ext3_fs_i.h | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/include/linux/ext3_fs_i.h b/include/linux/ext3_fs_i.h index e71dd98dbcae..7abf90147180 100644 --- a/include/linux/ext3_fs_i.h +++ b/include/linux/ext3_fs_i.h @@ -19,6 +19,7 @@ #include <linux/rwsem.h> #include <linux/rbtree.h> #include <linux/seqlock.h> +#include <linux/mutex.h> struct ext3_reserve_window { __u32 _rsv_start; /* First byte reserved */ @@ -122,16 +123,16 @@ struct ext3_inode_info { __u16 i_extra_isize; /* - * truncate_sem is for serialising ext3_truncate() against + * truncate_mutex is for serialising ext3_truncate() against * ext3_getblock(). In the 2.4 ext2 design, great chunks of inode's * data tree are chopped off during truncate. We can't do that in * ext3 because whenever we perform intermediate commits during * truncate, the inode and all the metadata blocks *must* be in a * consistent state which allows truncation of the orphans to restart * during recovery. Hence we must fix the get_block-vs-truncate race - * by other means, so we have truncate_sem. + * by other means, so we have truncate_mutex. */ - struct semaphore truncate_sem; + struct mutex truncate_mutex; struct inode vfs_inode; }; |