RepoMirrors/btrfs-progs
1
0
Fork 0
mirror of https://github.com/kdave/btrfs-progs synced 2025-04-30 15:07:56 +00:00
Code Issues Packages Projects Releases Wiki Activity

Hash in the owner and offset for file extent backref keys

Browse Source
This commit is contained in:
Chris Mason 2008-02-01 14:55:03 -05:00 committed by David Woodhouse
parent 6f30791b51
commit 633ddb9a90
1 changed files with 6 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
extent-tree.c
View File

@ -386,13 +386,12 @@ static u64 hash_extent_ref(u64 root_objectid, u64 ref_generation,
high_crc = crc32c(high_crc, &lenum, sizeof(lenum)); high_crc = crc32c(high_crc, &lenum, sizeof(lenum));
lenum = cpu_to_le64(ref_generation); lenum = cpu_to_le64(ref_generation);
low_crc = crc32c(low_crc, &lenum, sizeof(lenum)); low_crc = crc32c(low_crc, &lenum, sizeof(lenum));
if (owner >= BTRFS_FIRST_FREE_OBJECTID) {
#if 0 lenum = cpu_to_le64(owner);
lenum = cpu_to_le64(owner); low_crc = crc32c(low_crc, &lenum, sizeof(lenum));
low_crc = crc32c(low_crc, &lenum, sizeof(lenum)); lenum = cpu_to_le64(owner_offset);
lenum = cpu_to_le64(owner_offset); low_crc = crc32c(low_crc, &lenum, sizeof(lenum));
low_crc = crc32c(low_crc, &lenum, sizeof(lenum)); }
#endif
return ((u64)high_crc << 32) | (u64)low_crc; return ((u64)high_crc << 32) | (u64)low_crc;
} }