diff options
| author | Matthias Kaehlcke <matthias@kaehlcke.net> | 2008-07-25 01:46:36 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-07-25 10:53:33 -0700 |
| commit | 895c23f8c39c0c8d7b536bb2566d4aa968d78be2 (patch) | |
| tree | 3744aca0dc59f075e53af348062ad11efdb21192 /fs/hfsplus/extents.c | |
| parent | 39f8d472f280dee6503a364d1d911b9e20ce3ec9 (diff) | |
| download | op-kernel-dev-895c23f8c39c0c8d7b536bb2566d4aa968d78be2.zip op-kernel-dev-895c23f8c39c0c8d7b536bb2566d4aa968d78be2.tar.gz | |
hfsplus: convert the extents_lock in a mutex
Apple Extended HFS file system: The semaphore extents lock is used as a
mutex. Convert it to the mutex API.
Signed-off-by: Matthias Kaehlcke <matthias@kaehlcke.net>
Cc: Roman Zippel <zippel@linux-m68k.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/hfsplus/extents.c')
| -rw-r--r-- | fs/hfsplus/extents.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/fs/hfsplus/extents.c b/fs/hfsplus/extents.c index 12e899c..fec8f61 100644 --- a/fs/hfsplus/extents.c +++ b/fs/hfsplus/extents.c @@ -199,16 +199,16 @@ int hfsplus_get_block(struct inode *inode, sector_t iblock, goto done; } - down(&HFSPLUS_I(inode).extents_lock); + mutex_lock(&HFSPLUS_I(inode).extents_lock); res = hfsplus_ext_read_extent(inode, ablock); if (!res) { dblock = hfsplus_ext_find_block(HFSPLUS_I(inode).cached_extents, ablock - HFSPLUS_I(inode).cached_start); } else { - up(&HFSPLUS_I(inode).extents_lock); + mutex_unlock(&HFSPLUS_I(inode).extents_lock); return -EIO; } - up(&HFSPLUS_I(inode).extents_lock); + mutex_unlock(&HFSPLUS_I(inode).extents_lock); done: dprint(DBG_EXTENT, "get_block(%lu): %llu - %u\n", inode->i_ino, (long long)iblock, dblock); @@ -355,7 +355,7 @@ int hfsplus_file_extend(struct inode *inode) return -ENOSPC; } - down(&HFSPLUS_I(inode).extents_lock); + mutex_lock(&HFSPLUS_I(inode).extents_lock); if (HFSPLUS_I(inode).alloc_blocks == HFSPLUS_I(inode).first_blocks) goal = hfsplus_ext_lastblock(HFSPLUS_I(inode).first_extents); else { @@ -408,7 +408,7 @@ int hfsplus_file_extend(struct inode *inode) goto insert_extent; } out: - up(&HFSPLUS_I(inode).extents_lock); + mutex_unlock(&HFSPLUS_I(inode).extents_lock); if (!res) { HFSPLUS_I(inode).alloc_blocks += len; mark_inode_dirty(inode); @@ -465,7 +465,7 @@ void hfsplus_file_truncate(struct inode *inode) if (blk_cnt == alloc_cnt) goto out; - down(&HFSPLUS_I(inode).extents_lock); + mutex_lock(&HFSPLUS_I(inode).extents_lock); hfs_find_init(HFSPLUS_SB(sb).ext_tree, &fd); while (1) { if (alloc_cnt == HFSPLUS_I(inode).first_blocks) { @@ -492,7 +492,7 @@ void hfsplus_file_truncate(struct inode *inode) hfs_brec_remove(&fd); } hfs_find_exit(&fd); - up(&HFSPLUS_I(inode).extents_lock); + mutex_unlock(&HFSPLUS_I(inode).extents_lock); HFSPLUS_I(inode).alloc_blocks = blk_cnt; out: |
