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authorSteve French <sfrench@us.ibm.com>2011-12-16 00:39:20 -0600
committerSteve French <sfrench@us.ibm.com>2011-12-16 00:39:20 -0600
commitaaf015890754d58dcb71a4aa44ed246bb082bcf6 (patch)
tree17b51ff707fd1b3efec3a3ab872f0d7a7416aca5 /drivers/md/bitmap.c
parent9c32c63bb70b2fafc3b18bee29959c3bf245ceba (diff)
parent8def5f51b012efb00e77ba2d04696cc0aadd0609 (diff)
Merge branch 'master' of git+ssh://git.samba.org/data/git/sfrench/cifs-2.6
Diffstat (limited to 'drivers/md/bitmap.c')
-rw-r--r--drivers/md/bitmap.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c
index 7878712721bf..b6907118283a 100644
--- a/drivers/md/bitmap.c
+++ b/drivers/md/bitmap.c
@@ -1106,10 +1106,12 @@ void bitmap_write_all(struct bitmap *bitmap)
*/
int i;
+ spin_lock_irq(&bitmap->lock);
for (i = 0; i < bitmap->file_pages; i++)
set_page_attr(bitmap, bitmap->filemap[i],
BITMAP_PAGE_NEEDWRITE);
bitmap->allclean = 0;
+ spin_unlock_irq(&bitmap->lock);
}
static void bitmap_count_page(struct bitmap *bitmap, sector_t offset, int inc)
@@ -1605,7 +1607,9 @@ void bitmap_dirty_bits(struct bitmap *bitmap, unsigned long s, unsigned long e)
for (chunk = s; chunk <= e; chunk++) {
sector_t sec = (sector_t)chunk << CHUNK_BLOCK_SHIFT(bitmap);
bitmap_set_memory_bits(bitmap, sec, 1);
+ spin_lock_irq(&bitmap->lock);
bitmap_file_set_bit(bitmap, sec);
+ spin_unlock_irq(&bitmap->lock);
if (sec < bitmap->mddev->recovery_cp)
/* We are asserting that the array is dirty,
* so move the recovery_cp address back so