From 633ddb9a90556a3522f00aec54a00cb74ad2c337 Mon Sep 17 00:00:00 2001 From: Chris Mason Date: Fri, 1 Feb 2008 14:55:03 -0500 Subject: [PATCH] Hash in the owner and offset for file extent backref keys --- extent-tree.c | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-) diff --git a/extent-tree.c b/extent-tree.c index 413c8161..056ceefd 100644 --- a/extent-tree.c +++ b/extent-tree.c @@ -386,13 +386,12 @@ static u64 hash_extent_ref(u64 root_objectid, u64 ref_generation, high_crc = crc32c(high_crc, &lenum, sizeof(lenum)); lenum = cpu_to_le64(ref_generation); low_crc = crc32c(low_crc, &lenum, sizeof(lenum)); - -#if 0 - lenum = cpu_to_le64(owner); - low_crc = crc32c(low_crc, &lenum, sizeof(lenum)); - lenum = cpu_to_le64(owner_offset); - low_crc = crc32c(low_crc, &lenum, sizeof(lenum)); -#endif + if (owner >= BTRFS_FIRST_FREE_OBJECTID) { + lenum = cpu_to_le64(owner); + low_crc = crc32c(low_crc, &lenum, sizeof(lenum)); + lenum = cpu_to_le64(owner_offset); + low_crc = crc32c(low_crc, &lenum, sizeof(lenum)); + } return ((u64)high_crc << 32) | (u64)low_crc; }