aboutsummaryrefslogtreecommitdiffstats
path: root/fs/f2fs/iostat.c
diff options
context:
space:
mode:
Diffstat (limited to 'fs/f2fs/iostat.c')
-rw-r--r--fs/f2fs/iostat.c111
1 files changed, 72 insertions, 39 deletions
diff --git a/fs/f2fs/iostat.c b/fs/f2fs/iostat.c
index cdcf54ae0db8..3166a8939ed4 100644
--- a/fs/f2fs/iostat.c
+++ b/fs/f2fs/iostat.c
@@ -31,55 +31,65 @@ int __maybe_unused iostat_info_seq_show(struct seq_file *seq, void *offset)
/* print app write IOs */
seq_puts(seq, "[WRITE]\n");
- seq_printf(seq, "app buffered: %-16llu\n",
+ seq_printf(seq, "app buffered data: %-16llu\n",
sbi->rw_iostat[APP_BUFFERED_IO]);
- seq_printf(seq, "app direct: %-16llu\n",
+ seq_printf(seq, "app direct data: %-16llu\n",
sbi->rw_iostat[APP_DIRECT_IO]);
- seq_printf(seq, "app mapped: %-16llu\n",
+ seq_printf(seq, "app mapped data: %-16llu\n",
sbi->rw_iostat[APP_MAPPED_IO]);
+ seq_printf(seq, "app buffered cdata: %-16llu\n",
+ sbi->rw_iostat[APP_BUFFERED_CDATA_IO]);
+ seq_printf(seq, "app mapped cdata: %-16llu\n",
+ sbi->rw_iostat[APP_MAPPED_CDATA_IO]);
/* print fs write IOs */
- seq_printf(seq, "fs data: %-16llu\n",
+ seq_printf(seq, "fs data: %-16llu\n",
sbi->rw_iostat[FS_DATA_IO]);
- seq_printf(seq, "fs node: %-16llu\n",
+ seq_printf(seq, "fs cdata: %-16llu\n",
+ sbi->rw_iostat[FS_CDATA_IO]);
+ seq_printf(seq, "fs node: %-16llu\n",
sbi->rw_iostat[FS_NODE_IO]);
- seq_printf(seq, "fs meta: %-16llu\n",
+ seq_printf(seq, "fs meta: %-16llu\n",
sbi->rw_iostat[FS_META_IO]);
- seq_printf(seq, "fs gc data: %-16llu\n",
+ seq_printf(seq, "fs gc data: %-16llu\n",
sbi->rw_iostat[FS_GC_DATA_IO]);
- seq_printf(seq, "fs gc node: %-16llu\n",
+ seq_printf(seq, "fs gc node: %-16llu\n",
sbi->rw_iostat[FS_GC_NODE_IO]);
- seq_printf(seq, "fs cp data: %-16llu\n",
+ seq_printf(seq, "fs cp data: %-16llu\n",
sbi->rw_iostat[FS_CP_DATA_IO]);
- seq_printf(seq, "fs cp node: %-16llu\n",
+ seq_printf(seq, "fs cp node: %-16llu\n",
sbi->rw_iostat[FS_CP_NODE_IO]);
- seq_printf(seq, "fs cp meta: %-16llu\n",
+ seq_printf(seq, "fs cp meta: %-16llu\n",
sbi->rw_iostat[FS_CP_META_IO]);
/* print app read IOs */
seq_puts(seq, "[READ]\n");
- seq_printf(seq, "app buffered: %-16llu\n",
+ seq_printf(seq, "app buffered data: %-16llu\n",
sbi->rw_iostat[APP_BUFFERED_READ_IO]);
- seq_printf(seq, "app direct: %-16llu\n",
+ seq_printf(seq, "app direct data: %-16llu\n",
sbi->rw_iostat[APP_DIRECT_READ_IO]);
- seq_printf(seq, "app mapped: %-16llu\n",
+ seq_printf(seq, "app mapped data: %-16llu\n",
sbi->rw_iostat[APP_MAPPED_READ_IO]);
+ seq_printf(seq, "app buffered cdata: %-16llu\n",
+ sbi->rw_iostat[APP_BUFFERED_CDATA_READ_IO]);
+ seq_printf(seq, "app mapped cdata: %-16llu\n",
+ sbi->rw_iostat[APP_MAPPED_CDATA_READ_IO]);
/* print fs read IOs */
- seq_printf(seq, "fs data: %-16llu\n",
+ seq_printf(seq, "fs data: %-16llu\n",
sbi->rw_iostat[FS_DATA_READ_IO]);
- seq_printf(seq, "fs gc data: %-16llu\n",
+ seq_printf(seq, "fs gc data: %-16llu\n",
sbi->rw_iostat[FS_GDATA_READ_IO]);
- seq_printf(seq, "fs compr_data: %-16llu\n",
+ seq_printf(seq, "fs cdata: %-16llu\n",
sbi->rw_iostat[FS_CDATA_READ_IO]);
- seq_printf(seq, "fs node: %-16llu\n",
+ seq_printf(seq, "fs node: %-16llu\n",
sbi->rw_iostat[FS_NODE_READ_IO]);
- seq_printf(seq, "fs meta: %-16llu\n",
+ seq_printf(seq, "fs meta: %-16llu\n",
sbi->rw_iostat[FS_META_READ_IO]);
/* print other IOs */
seq_puts(seq, "[OTHER]\n");
- seq_printf(seq, "fs discard: %-16llu\n",
+ seq_printf(seq, "fs discard: %-16llu\n",
sbi->rw_iostat[FS_DISCARD]);
return 0;
@@ -91,8 +101,9 @@ static inline void __record_iostat_latency(struct f2fs_sb_info *sbi)
unsigned int cnt;
struct f2fs_iostat_latency iostat_lat[MAX_IO_TYPE][NR_PAGE_TYPE];
struct iostat_lat_info *io_lat = sbi->iostat_io_lat;
+ unsigned long flags;
- spin_lock_irq(&sbi->iostat_lat_lock);
+ spin_lock_irqsave(&sbi->iostat_lat_lock, flags);
for (idx = 0; idx < MAX_IO_TYPE; idx++) {
for (io = 0; io < NR_PAGE_TYPE; io++) {
cnt = io_lat->bio_cnt[idx][io];
@@ -106,7 +117,7 @@ static inline void __record_iostat_latency(struct f2fs_sb_info *sbi)
io_lat->bio_cnt[idx][io] = 0;
}
}
- spin_unlock_irq(&sbi->iostat_lat_lock);
+ spin_unlock_irqrestore(&sbi->iostat_lat_lock, flags);
trace_f2fs_iostat_latency(sbi, iostat_lat);
}
@@ -115,14 +126,15 @@ static inline void f2fs_record_iostat(struct f2fs_sb_info *sbi)
{
unsigned long long iostat_diff[NR_IO_TYPE];
int i;
+ unsigned long flags;
if (time_is_after_jiffies(sbi->iostat_next_period))
return;
/* Need double check under the lock */
- spin_lock(&sbi->iostat_lock);
+ spin_lock_irqsave(&sbi->iostat_lock, flags);
if (time_is_after_jiffies(sbi->iostat_next_period)) {
- spin_unlock(&sbi->iostat_lock);
+ spin_unlock_irqrestore(&sbi->iostat_lock, flags);
return;
}
sbi->iostat_next_period = jiffies +
@@ -133,7 +145,7 @@ static inline void f2fs_record_iostat(struct f2fs_sb_info *sbi)
sbi->prev_rw_iostat[i];
sbi->prev_rw_iostat[i] = sbi->rw_iostat[i];
}
- spin_unlock(&sbi->iostat_lock);
+ spin_unlock_irqrestore(&sbi->iostat_lock, flags);
trace_f2fs_iostat(sbi, iostat_diff);
@@ -145,37 +157,58 @@ void f2fs_reset_iostat(struct f2fs_sb_info *sbi)
struct iostat_lat_info *io_lat = sbi->iostat_io_lat;
int i;
- spin_lock(&sbi->iostat_lock);
+ spin_lock_irq(&sbi->iostat_lock);
for (i = 0; i < NR_IO_TYPE; i++) {
sbi->rw_iostat[i] = 0;
sbi->prev_rw_iostat[i] = 0;
}
- spin_unlock(&sbi->iostat_lock);
+ spin_unlock_irq(&sbi->iostat_lock);
spin_lock_irq(&sbi->iostat_lat_lock);
memset(io_lat, 0, sizeof(struct iostat_lat_info));
spin_unlock_irq(&sbi->iostat_lat_lock);
}
-void f2fs_update_iostat(struct f2fs_sb_info *sbi,
+void f2fs_update_iostat(struct f2fs_sb_info *sbi, struct inode *inode,
enum iostat_type type, unsigned long long io_bytes)
{
+ unsigned long flags;
+
if (!sbi->iostat_enable)
return;
- spin_lock(&sbi->iostat_lock);
+ spin_lock_irqsave(&sbi->iostat_lock, flags);
sbi->rw_iostat[type] += io_bytes;
- if (type == APP_WRITE_IO || type == APP_DIRECT_IO)
- sbi->rw_iostat[APP_BUFFERED_IO] =
- sbi->rw_iostat[APP_WRITE_IO] -
- sbi->rw_iostat[APP_DIRECT_IO];
+ if (type == APP_BUFFERED_IO || type == APP_DIRECT_IO)
+ sbi->rw_iostat[APP_WRITE_IO] += io_bytes;
+
+ if (type == APP_BUFFERED_READ_IO || type == APP_DIRECT_READ_IO)
+ sbi->rw_iostat[APP_READ_IO] += io_bytes;
- if (type == APP_READ_IO || type == APP_DIRECT_READ_IO)
- sbi->rw_iostat[APP_BUFFERED_READ_IO] =
- sbi->rw_iostat[APP_READ_IO] -
- sbi->rw_iostat[APP_DIRECT_READ_IO];
- spin_unlock(&sbi->iostat_lock);
+#ifdef CONFIG_F2FS_FS_COMPRESSION
+ if (inode && f2fs_compressed_file(inode)) {
+ if (type == APP_BUFFERED_IO)
+ sbi->rw_iostat[APP_BUFFERED_CDATA_IO] += io_bytes;
+
+ if (type == APP_BUFFERED_READ_IO)
+ sbi->rw_iostat[APP_BUFFERED_CDATA_READ_IO] += io_bytes;
+
+ if (type == APP_MAPPED_READ_IO)
+ sbi->rw_iostat[APP_MAPPED_CDATA_READ_IO] += io_bytes;
+
+ if (type == APP_MAPPED_IO)
+ sbi->rw_iostat[APP_MAPPED_CDATA_IO] += io_bytes;
+
+ if (type == FS_DATA_READ_IO)
+ sbi->rw_iostat[FS_CDATA_READ_IO] += io_bytes;
+
+ if (type == FS_DATA_IO)
+ sbi->rw_iostat[FS_CDATA_IO] += io_bytes;
+ }
+#endif
+
+ spin_unlock_irqrestore(&sbi->iostat_lock, flags);
f2fs_record_iostat(sbi);
}
@@ -185,10 +218,10 @@ static inline void __update_iostat_latency(struct bio_iostat_ctx *iostat_ctx,
{
unsigned long ts_diff;
unsigned int iotype = iostat_ctx->type;
- unsigned long flags;
struct f2fs_sb_info *sbi = iostat_ctx->sbi;
struct iostat_lat_info *io_lat = sbi->iostat_io_lat;
int idx;
+ unsigned long flags;
if (!sbi->iostat_enable)
return;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.