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authorYunlei He <heyunlei@huawei.com>2016-08-18 21:01:18 +0800
committerJaegeuk Kim <jaegeuk@kernel.org>2016-08-29 18:31:06 -0700
commitf83a2584cae8f4deacb4c82da0b061813d59a40c (patch)
tree5b3c5cb00b68920b14d30cd0d4dae5a3f337c5ae
parent2d9e9c32a04edef5482e53d15535b77aa7e595cd (diff)
f2fs: add discard info to sys entry of f2fs status
This patch add discard block count to sys entry of f2fs status Signed-off-by: Yunlei He <heyunlei@huawei.com> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
-rw-r--r--fs/f2fs/debug.c10
-rw-r--r--fs/f2fs/f2fs.h7
2 files changed, 14 insertions, 3 deletions
diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c
index af69d6bcfc3f..ae13521381f7 100644
--- a/fs/f2fs/debug.c
+++ b/fs/f2fs/debug.c
@@ -54,6 +54,7 @@ static void update_general_status(struct f2fs_sb_info *sbi)
si->rsvd_segs = reserved_segments(sbi);
si->overp_segs = overprovision_segments(sbi);
si->valid_count = valid_user_blocks(sbi);
+ si->discard_blks = discard_blocks(sbi);
si->valid_node_count = valid_node_count(sbi);
si->valid_inode_count = valid_inode_count(sbi);
si->inline_xattr = atomic_read(&sbi->inline_xattr);
@@ -230,8 +231,13 @@ static int stat_show(struct seq_file *s, void *v)
si->ssa_area_segs, si->main_area_segs);
seq_printf(s, "(OverProv:%d Resv:%d)]\n\n",
si->overp_segs, si->rsvd_segs);
- seq_printf(s, "Utilization: %d%% (%d valid blocks)\n",
- si->utilization, si->valid_count);
+ if (test_opt(si->sbi, DISCARD))
+ seq_printf(s, "Utilization: %u%% (%u valid blocks, %u discard blocks)\n",
+ si->utilization, si->valid_count, si->discard_blks);
+ else
+ seq_printf(s, "Utilization: %u%% (%u valid blocks)\n",
+ si->utilization, si->valid_count);
+
seq_printf(s, " - Node: %u (Inode: %u, ",
si->valid_node_count, si->valid_inode_count);
seq_printf(s, "Other: %u)\n - Data: %u\n",
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 59eed3ec35c7..0f4599099dbc 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -1250,6 +1250,11 @@ static inline block_t valid_user_blocks(struct f2fs_sb_info *sbi)
return sbi->total_valid_block_count;
}
+static inline block_t discard_blocks(struct f2fs_sb_info *sbi)
+{
+ return sbi->discard_blks;
+}
+
static inline unsigned long __bitmap_size(struct f2fs_sb_info *sbi, int flag)
{
struct f2fs_checkpoint *ckpt = F2FS_CKPT(sbi);
@@ -2136,7 +2141,7 @@ struct f2fs_stat_info {
int total_count, utilization;
int bg_gc, wb_bios;
int inline_xattr, inline_inode, inline_dir, orphans;
- unsigned int valid_count, valid_node_count, valid_inode_count;
+ unsigned int valid_count, valid_node_count, valid_inode_count, discard_blks;
unsigned int bimodal, avg_vblocks;
int util_free, util_valid, util_invalid;
int rsvd_segs, overp_segs;