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authorZhao Lei <zhaolei@cn.fujitsu.com>2015-08-25 21:31:40 +0800
committerChris Mason <clm@fb.com>2015-11-10 19:26:57 -0800
commit9799d2c32bef6fba098fbef763002bc8d4851a2c (patch)
tree0a5ea8993a9a360fca496c64c8f23391d3967983 /fs
parentf1cd1f0b7d1b5d4aaa5711e8f4e4898b0045cb6d (diff)
downloadlinux-9799d2c32bef6fba098fbef763002bc8d4851a2c.tar.bz2
btrfs: scrub: set error stats when tree block spanning stripes
It is better to show error stats to user when we found tree block spanning stripes. On a btrfs created by old version of btrfs-convert: Before patch: # btrfs scrub start -B /dev/vdh scrub done for 8b342d35-2904-41ab-b3cb-2f929709cf47 scrub started at Tue Aug 25 21:19:09 2015 and finished after 00:00:00 total bytes scrubbed: 53.54MiB with 0 errors # dmesg ... [ 128.711434] BTRFS error (device vdh): scrub: tree block 27054080 spanning stripes, ignored. logical=27000832 [ 128.712744] BTRFS error (device vdh): scrub: tree block 27054080 spanning stripes, ignored. logical=27066368 ... After patch: # btrfs scrub start -B /dev/vdh scrub done for ff7f844b-7a4e-4b1a-88a9-8252ab25be1b scrub started at Tue Aug 25 21:42:29 2015 and finished after 00:00:00 total bytes scrubbed: 53.60MiB with 2 errors error details: corrected errors: 0, uncorrectable errors: 2, unverified errors: 0 ERROR: There are uncorrectable errors. # dmesg ...omit... # Signed-off-by: Zhao Lei <zhaolei@cn.fujitsu.com> Signed-off-by: Chris Mason <clm@fb.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/btrfs/scrub.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c
index 550de89a8661..3e2755eb0f08 100644
--- a/fs/btrfs/scrub.c
+++ b/fs/btrfs/scrub.c
@@ -3012,6 +3012,9 @@ static noinline_for_stack int scrub_raid56_parity(struct scrub_ctx *sctx,
logic_start + map->stripe_len)) {
btrfs_err(fs_info, "scrub: tree block %llu spanning stripes, ignored. logical=%llu",
key.objectid, logic_start);
+ spin_lock(&sctx->stat_lock);
+ sctx->stat.uncorrectable_errors++;
+ spin_unlock(&sctx->stat_lock);
goto next;
}
again:
@@ -3361,6 +3364,9 @@ static noinline_for_stack int scrub_stripe(struct scrub_ctx *sctx,
"scrub: tree block %llu spanning "
"stripes, ignored. logical=%llu",
key.objectid, logical);
+ spin_lock(&sctx->stat_lock);
+ sctx->stat.uncorrectable_errors++;
+ spin_unlock(&sctx->stat_lock);
goto next;
}