2018-11-26 08:02:52

by Sahitya Tummala

Subject: [PATCH v3 1/2] f2fs: fix to allow node segment for GC by ioctl path

Allow node type segments also to be GC'd via f2fs ioctl
F2FS_IOC_GARBAGE_COLLECT_RANGE.

Signed-off-by: Sahitya Tummala <[email protected]>
---
v3:
seperate the trace print change from this patch

fs/f2fs/gc.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index a07241f..d720551 100644
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -323,8 +323,7 @@ static int get_victim_by_default(struct f2fs_sb_info *sbi,
p.min_cost = get_max_cost(sbi, &p);

if (*result != NULL_SEGNO) {
- if (IS_DATASEG(get_seg_entry(sbi, *result)->type) &&
- get_valid_blocks(sbi, *result, false) &&
+ if (get_valid_blocks(sbi, *result, false) &&
!sec_usage_check(sbi, GET_SEC_FROM_SEG(sbi, *result)))
p.min_segno = *result;
goto out;
--
Qualcomm India Private Limited, on behalf of Qualcomm Innovation Center, Inc.
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Collaborative Project.

2018-11-26 08:03:19

by Sahitya Tummala

Subject: [PATCH v3 2/2] f2fs: adjust trace print in f2fs_get_victim() to cover all paths

Adjust the trace print in f2fs_get_victim() to cover GC done by
F2FS_IOC_GARBAGE_COLLECT_RANGE.

Signed-off-by: Sahitya Tummala <[email protected]>
---
fs/f2fs/gc.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index d720551..e4689c6 100644
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -403,11 +403,12 @@ static int get_victim_by_default(struct f2fs_sb_info *sbi,
}
*result = (p.min_segno / p.ofs_unit) * p.ofs_unit;

+ }
+out:
+ if (p.min_segno != NULL_SEGNO)
trace_f2fs_get_victim(sbi->sb, type, gc_type, &p,
sbi->cur_victim_sec,
prefree_segments(sbi), free_segments(sbi));
- }
-out:
mutex_unlock(&dirty_i->seglist_lock);

return (p.min_segno == NULL_SEGNO) ? 0 : 1;
--
Qualcomm India Private Limited, on behalf of Qualcomm Innovation Center, Inc.
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Collaborative Project.

2018-11-26 10:01:05

by Chao Yu

Subject: Re: [PATCH v3 1/2] f2fs: fix to allow node segment for GC by ioctl path

On 2018/11/26 16:01, Sahitya Tummala wrote:
> Allow node type segments also to be GC'd via f2fs ioctl
> F2FS_IOC_GARBAGE_COLLECT_RANGE.
>
> Signed-off-by: Sahitya Tummala <[email protected]>

Reviewed-by: Chao Yu <[email protected]>

Thanks,

2018-11-26 10:01:39

by Chao Yu

Subject: Re: [PATCH v3 2/2] f2fs: adjust trace print in f2fs_get_victim() to cover all paths

On 2018/11/26 16:01, Sahitya Tummala wrote:
> Adjust the trace print in f2fs_get_victim() to cover GC done by
> F2FS_IOC_GARBAGE_COLLECT_RANGE.
>
> Signed-off-by: Sahitya Tummala <[email protected]>

Reviewed-by: Chao Yu <[email protected]>

Thanks,