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Btrfs: Take the csum mutex while reading checksums

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Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Chris Mason 2008-07-22 23:06:42 -04:00
parent c286ac48ed
commit ed98b56a63
5 changed files with 12 additions and 5 deletions
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2
fs/btrfs/ordered-data.c
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@ -545,7 +545,7 @@ int btrfs_find_ordered_sum(struct inode *inode, u64 offset, u32 *sum)
ordered_sum = list_entry(cur, struct btrfs_ordered_sum, list);
if (offset >= ordered_sum->file_offset) {
num_sectors = ordered_sum->len / sectorsize;
sector_sums = &ordered_sum->sums;
sector_sums = ordered_sum->sums;
for (i = 0; i < num_sectors; i++) {
if (sector_sums[i].offset == offset) {
*sum = sector_sums[i].sum;