[PATCH 1/4] f2fs: call write_checkpoint under disabled gc
During the write_checkpoint, we should avoid f2fs_gc trigger to avoid any filesystem consistency. Signed-off-by: Jaegeuk Kim --- fs/f2fs/segment.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index 21ccc48..d391a59 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -1046,7 +1046,9 @@ int f2fs_trim_fs(struct f2fs_sb_info *sbi, struct fstrim_range *range) cpc.trim_minlen = range->minlen >> sbi->log_blocksize; /* do checkpoint to issue discard commands safely */ + mutex_lock(>gc_mutex); write_checkpoint(sbi, ); + mutex_unlock(>gc_mutex); out: range->len = cpc.trimmed << sbi->log_blocksize; return 0; -- 2.1.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
[PATCH 1/4] f2fs: call write_checkpoint under disabled gc
During the write_checkpoint, we should avoid f2fs_gc trigger to avoid any filesystem consistency. Signed-off-by: Jaegeuk Kim jaeg...@kernel.org --- fs/f2fs/segment.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index 21ccc48..d391a59 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -1046,7 +1046,9 @@ int f2fs_trim_fs(struct f2fs_sb_info *sbi, struct fstrim_range *range) cpc.trim_minlen = range-minlen sbi-log_blocksize; /* do checkpoint to issue discard commands safely */ + mutex_lock(sbi-gc_mutex); write_checkpoint(sbi, cpc); + mutex_unlock(sbi-gc_mutex); out: range-len = cpc.trimmed sbi-log_blocksize; return 0; -- 2.1.1 -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/