Messages in this thread Patch in this message |  | | From | Daeho Jeong <> | Subject | [PATCH] f2fs: add compr_inode and compr_blocks sysfs nodes | Date | Fri, 16 Oct 2020 14:14:55 +0900 |
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From: Daeho Jeong <daehojeong@google.com>
Added compr_inode to show compressed inode count and compr_blocks to show compressed block count in sysfs.
Signed-off-by: Daeho Jeong <daehojeong@google.com> --- Documentation/ABI/testing/sysfs-fs-f2fs | 10 ++++++++++ fs/f2fs/sysfs.c | 17 +++++++++++++++++ 2 files changed, 27 insertions(+)
diff --git a/Documentation/ABI/testing/sysfs-fs-f2fs b/Documentation/ABI/testing/sysfs-fs-f2fs index 834d0becae6d..a01c26484c69 100644 --- a/Documentation/ABI/testing/sysfs-fs-f2fs +++ b/Documentation/ABI/testing/sysfs-fs-f2fs @@ -350,3 +350,13 @@ Date: April 2020 Contact: "Daeho Jeong" <daehojeong@google.com> Description: Give a way to change iostat_period time. 3secs by default. The new iostat trace gives stats gap given the period. + +What: /sys/fs/f2fs/<disk>/compr_inode +Date: October 2020 +Contact: "Daeho Jeong" <daehojeong@google.com> +Description: Show compressed inode count + +What: /sys/fs/f2fs/<disk>/compr_blocks +Date: October 2020 +Contact: "Daeho Jeong" <daehojeong@google.com> +Description: Show compressed block count diff --git a/fs/f2fs/sysfs.c b/fs/f2fs/sysfs.c index 94c98e412aa1..7139a29a00d3 100644 --- a/fs/f2fs/sysfs.c +++ b/fs/f2fs/sysfs.c @@ -223,6 +223,19 @@ static ssize_t avg_vblocks_show(struct f2fs_attr *a, f2fs_update_sit_info(sbi); return sprintf(buf, "%llu\n", (unsigned long long)(si->avg_vblocks)); } + +static ssize_t compr_inode_show(struct f2fs_attr *a, + struct f2fs_sb_info *sbi, char *buf) +{ + return sprintf(buf, "%u\n", atomic_read(&sbi->compr_inode)); +} + +static ssize_t compr_blocks_show(struct f2fs_attr *a, + struct f2fs_sb_info *sbi, char *buf) +{ + return sprintf(buf, "%llu\n", atomic64_read(&sbi->compr_blocks)); +} + #endif static ssize_t main_blkaddr_show(struct f2fs_attr *a, @@ -591,6 +604,8 @@ F2FS_STAT_ATTR(STAT_INFO, f2fs_stat_info, gc_background_calls, bg_gc); F2FS_GENERAL_RO_ATTR(moved_blocks_background); F2FS_GENERAL_RO_ATTR(moved_blocks_foreground); F2FS_GENERAL_RO_ATTR(avg_vblocks); +F2FS_GENERAL_RO_ATTR(compr_inode); +F2FS_GENERAL_RO_ATTR(compr_blocks); #endif #ifdef CONFIG_FS_ENCRYPTION @@ -675,6 +690,8 @@ static struct attribute *f2fs_attrs[] = { ATTR_LIST(moved_blocks_foreground), ATTR_LIST(moved_blocks_background), ATTR_LIST(avg_vblocks), + ATTR_LIST(compr_inode), + ATTR_LIST(compr_blocks), #endif NULL, }; -- 2.29.0.rc1.297.gfa9743e501-goog
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