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| author | Konstantin Vyshetsky <vkon@google.com> | 2021-12-13 17:12:43 -0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2022-02-02 16:34:55 -0800 |
| commit | b2e4a2b300e5e2042e8d92ec16fc124222b7ecc9 (patch) | |
| tree | 81408d12355db80d3fd24d20b83af094acb1b223 /fs/f2fs/sysfs.c | |
| parent | d2d8e896485a52554cea486816c171dc7240792e (diff) | |
| download | linux-b2e4a2b300e5e2042e8d92ec16fc124222b7ecc9.tar.gz linux-b2e4a2b300e5e2042e8d92ec16fc124222b7ecc9.tar.bz2 linux-b2e4a2b300e5e2042e8d92ec16fc124222b7ecc9.zip | |
f2fs: expose discard related parameters in sysfs
This patch exposes max_discard_request, min_discard_issue_time,
mid_discard_issue_time, and max_discard_issue_time in sysfs. This will
allow the user to fine tune discard operations.
Signed-off-by: Konstantin Vyshetsky <vkon@google.com>
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/sysfs.c')
| -rw-r--r-- | fs/f2fs/sysfs.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/f2fs/sysfs.c b/fs/f2fs/sysfs.c index 2bccdaedfb00..281bc0133ee6 100644 --- a/fs/f2fs/sysfs.c +++ b/fs/f2fs/sysfs.c @@ -716,6 +716,10 @@ F2FS_RW_ATTR(F2FS_SBI, f2fs_sb_info, gc_idle, gc_mode); F2FS_RW_ATTR(F2FS_SBI, f2fs_sb_info, gc_urgent, gc_mode); F2FS_RW_ATTR(SM_INFO, f2fs_sm_info, reclaim_segments, rec_prefree_segments); F2FS_RW_ATTR(DCC_INFO, discard_cmd_control, max_small_discards, max_discards); +F2FS_RW_ATTR(DCC_INFO, discard_cmd_control, max_discard_request, max_discard_request); +F2FS_RW_ATTR(DCC_INFO, discard_cmd_control, min_discard_issue_time, min_discard_issue_time); +F2FS_RW_ATTR(DCC_INFO, discard_cmd_control, mid_discard_issue_time, mid_discard_issue_time); +F2FS_RW_ATTR(DCC_INFO, discard_cmd_control, max_discard_issue_time, max_discard_issue_time); F2FS_RW_ATTR(DCC_INFO, discard_cmd_control, discard_granularity, discard_granularity); F2FS_RW_ATTR(RESERVED_BLOCKS, f2fs_sb_info, reserved_blocks, reserved_blocks); F2FS_RW_ATTR(SM_INFO, f2fs_sm_info, batched_trim_sections, trim_sections); @@ -832,6 +836,10 @@ static struct attribute *f2fs_attrs[] = { ATTR_LIST(reclaim_segments), ATTR_LIST(main_blkaddr), ATTR_LIST(max_small_discards), + ATTR_LIST(max_discard_request), + ATTR_LIST(min_discard_issue_time), + ATTR_LIST(mid_discard_issue_time), + ATTR_LIST(max_discard_issue_time), ATTR_LIST(discard_granularity), ATTR_LIST(pending_discard), ATTR_LIST(batched_trim_sections), |