Messages in this thread Patch in this message | | | From | Yangtao Li <> | Subject | [PATCH] f2fs: export gc_mode in debugfs | Date | Thu, 13 Apr 2023 00:50:54 +0800 |
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This patch exports gc_mode to debugfs. Since gc_urgent and gc_idle nodes can get gc mode, so remove gc_mode node.
Signed-off-by: Yangtao Li <frank.li@vivo.com> --- Documentation/ABI/testing/sysfs-fs-f2fs | 6 ------ fs/f2fs/debug.c | 13 ++++++++++++- fs/f2fs/sysfs.c | 18 ------------------ 3 files changed, 12 insertions(+), 25 deletions(-)
diff --git a/Documentation/ABI/testing/sysfs-fs-f2fs b/Documentation/ABI/testing/sysfs-fs-f2fs index 8140fc98f5ae..3b78b8324263 100644 --- a/Documentation/ABI/testing/sysfs-fs-f2fs +++ b/Documentation/ABI/testing/sysfs-fs-f2fs @@ -643,12 +643,6 @@ Contact: "Daeho Jeong" <daehojeong@google.com> Description: Show the accumulated total revoked atomic write block count after boot. If you write "0" here, you can initialize to "0". -What: /sys/fs/f2fs/<disk>/gc_mode -Date: October 2022 -Contact: "Yangtao Li" <frank.li@vivo.com> -Description: Show the current gc_mode as a string. - This is a read-only entry. - What: /sys/fs/f2fs/<disk>/discard_urgent_util Date: November 2022 Contact: "Yangtao Li" <frank.li@vivo.com> diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c index 61c35b59126e..5172b2417c08 100644 --- a/fs/f2fs/debug.c +++ b/fs/f2fs/debug.c @@ -366,6 +366,16 @@ static const char *ipu_mode_names[F2FS_IPU_MAX] = { [F2FS_IPU_HONOR_OPU_WRITE] = "HONOR_OPU_WRITE", }; +static const char *gc_mode_names[MAX_GC_MODE] = { + [GC_NORMAL] = "GC_NORMAL", + [GC_IDLE_CB] = "GC_IDLE_CB", + [GC_IDLE_GREEDY] = "GC_IDLE_GREEDY", + [GC_IDLE_AT] = "GC_IDLE_AT", + [GC_URGENT_HIGH] = "GC_URGENT_HIGH", + [GC_URGENT_LOW] = "GC_URGENT_LOW", + [GC_URGENT_MID] = "GC_URGENT_MID", +}; + static int stat_show(struct seq_file *s, void *v) { struct f2fs_stat_info *si; @@ -409,7 +419,8 @@ static int stat_show(struct seq_file *s, void *v) for_each_set_bit(j, &policy, F2FS_IPU_MAX) seq_printf(s, " %s", ipu_mode_names[j]); } - seq_puts(s, " ]\n\n"); + seq_puts(s, " ]\n"); + seq_printf(s, " - GC: [ %s ]\n\n", gc_mode_names[sbi->gc_mode]); if (test_opt(sbi, DISCARD)) seq_printf(s, "Utilization: %u%% (%u valid blocks, %u discard blocks)\n", diff --git a/fs/f2fs/sysfs.c b/fs/f2fs/sysfs.c index 4d6263e556fa..c2873a94f7b2 100644 --- a/fs/f2fs/sysfs.c +++ b/fs/f2fs/sysfs.c @@ -41,16 +41,6 @@ enum { ATGC_INFO, /* struct atgc_management */ }; -static const char *gc_mode_names[MAX_GC_MODE] = { - "GC_NORMAL", - "GC_IDLE_CB", - "GC_IDLE_GREEDY", - "GC_IDLE_AT", - "GC_URGENT_HIGH", - "GC_URGENT_LOW", - "GC_URGENT_MID" -}; - struct f2fs_attr { struct attribute attr; ssize_t (*show)(struct f2fs_attr *a, struct f2fs_sb_info *sbi, char *buf); @@ -143,12 +133,6 @@ static ssize_t pending_discard_show(struct f2fs_attr *a, &SM_I(sbi)->dcc_info->discard_cmd_cnt)); } -static ssize_t gc_mode_show(struct f2fs_attr *a, - struct f2fs_sb_info *sbi, char *buf) -{ - return sysfs_emit(buf, "%s\n", gc_mode_names[sbi->gc_mode]); -} - static ssize_t features_show(struct f2fs_attr *a, struct f2fs_sb_info *sbi, char *buf) { @@ -916,7 +900,6 @@ F2FS_GENERAL_RO_ATTR(encoding); F2FS_GENERAL_RO_ATTR(mounted_time_sec); F2FS_GENERAL_RO_ATTR(main_blkaddr); F2FS_GENERAL_RO_ATTR(pending_discard); -F2FS_GENERAL_RO_ATTR(gc_mode); #ifdef CONFIG_F2FS_STAT_FS F2FS_STAT_ATTR(STAT_INFO, f2fs_stat_info, cp_foreground_calls, cp_count); F2FS_STAT_ATTR(STAT_INFO, f2fs_stat_info, cp_background_calls, bg_cp_count); @@ -1008,7 +991,6 @@ static struct attribute *f2fs_attrs[] = { ATTR_LIST(discard_granularity), ATTR_LIST(max_ordered_discard), ATTR_LIST(pending_discard), - ATTR_LIST(gc_mode), ATTR_LIST(ipu_policy), ATTR_LIST(min_ipu_util), ATTR_LIST(min_fsync_blocks), -- 2.35.1
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