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| author | Yangtao Li <frank.li@vivo.com> | 2022-10-25 10:32:26 +0200 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2022-11-02 01:56:03 +0100 |
| commit | c46867e9b9b8e0cdd6a5212c2b5ae616583a3bfd (patch) | |
| tree | 5a3e72e9c7eb4ed9c78f71ac1d6a520651951bc8 /fs/f2fs/sysfs.c | |
| parent | f2fs: allow to set compression for inlined file (diff) | |
| download | linux-c46867e9b9b8e0cdd6a5212c2b5ae616583a3bfd.tar.xz linux-c46867e9b9b8e0cdd6a5212c2b5ae616583a3bfd.zip | |
f2fs: introduce max_ordered_discard sysfs node
The current max_ordered_discard is a fixed value, change it to be
configurable through the sys node.
Signed-off-by: Yangtao Li <frank.li@vivo.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 | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/fs/f2fs/sysfs.c b/fs/f2fs/sysfs.c index 926b7a844362..8095345ebdad 100644 --- a/fs/f2fs/sysfs.c +++ b/fs/f2fs/sysfs.c @@ -483,6 +483,15 @@ out: return count; } + if (!strcmp(a->attr.name, "max_ordered_discard")) { + if (t == 0 || t > MAX_PLIST_NUM) + return -EINVAL; + if (!f2fs_block_unit_discard(sbi)) + return -EINVAL; + *ui = t; + return count; + } + if (!strcmp(a->attr.name, "migration_granularity")) { if (t == 0 || t > sbi->segs_per_sec) return -EINVAL; @@ -786,6 +795,7 @@ F2FS_RW_ATTR(DCC_INFO, discard_cmd_control, min_discard_issue_time, min_discard_ 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(DCC_INFO, discard_cmd_control, max_ordered_discard, max_ordered_discard); F2FS_RW_ATTR(RESERVED_BLOCKS, f2fs_sb_info, reserved_blocks, reserved_blocks); F2FS_RW_ATTR(SM_INFO, f2fs_sm_info, ipu_policy, ipu_policy); F2FS_RW_ATTR(SM_INFO, f2fs_sm_info, min_ipu_util, min_ipu_util); @@ -914,6 +924,7 @@ static struct attribute *f2fs_attrs[] = { ATTR_LIST(mid_discard_issue_time), ATTR_LIST(max_discard_issue_time), ATTR_LIST(discard_granularity), + ATTR_LIST(max_ordered_discard), ATTR_LIST(pending_discard), ATTR_LIST(ipu_policy), ATTR_LIST(min_ipu_util), |