diff options
| author | Daniel Lee <chullee@google.com> | 2026-04-17 10:50:40 -0700 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2026-04-18 22:44:42 +0000 |
| commit | cb8ff3ead9a3fc43727980be58c7099506f65261 (patch) | |
| tree | 75967c554018b10bd918235aec4306954df55956 /include | |
| parent | 1583a7ded0d3d67fd6e7e4336600bc191d068a20 (diff) | |
f2fs: add page-order information for large folio reads in iostat
Track read folio counts by order in F2FS iostat sysfs and tracepoints.
Signed-off-by: Daniel Lee <chullee@google.com>
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/trace/events/f2fs.h | 21 |
1 files changed, 17 insertions, 4 deletions
diff --git a/include/trace/events/f2fs.h b/include/trace/events/f2fs.h index 9364e6775562..ff4a58c2cbbb 100644 --- a/include/trace/events/f2fs.h +++ b/include/trace/events/f2fs.h @@ -2116,9 +2116,10 @@ DEFINE_EVENT(f2fs_zip_end, f2fs_decompress_pages_end, #ifdef CONFIG_F2FS_IOSTAT TRACE_EVENT(f2fs_iostat, - TP_PROTO(struct f2fs_sb_info *sbi, unsigned long long *iostat), + TP_PROTO(struct f2fs_sb_info *sbi, unsigned long long *iostat, + unsigned long long *read_folio_count), - TP_ARGS(sbi, iostat), + TP_ARGS(sbi, iostat, read_folio_count), TP_STRUCT__entry( __field(dev_t, dev) @@ -2150,6 +2151,7 @@ TRACE_EVENT(f2fs_iostat, __field(unsigned long long, fs_mrio) __field(unsigned long long, fs_discard) __field(unsigned long long, fs_reset_zone) + __array(unsigned long long, read_folio_count, 11) ), TP_fast_assign( @@ -2182,6 +2184,9 @@ TRACE_EVENT(f2fs_iostat, __entry->fs_mrio = iostat[FS_META_READ_IO]; __entry->fs_discard = iostat[FS_DISCARD_IO]; __entry->fs_reset_zone = iostat[FS_ZONE_RESET_IO]; + memset(__entry->read_folio_count, 0, sizeof(__entry->read_folio_count)); + memcpy(__entry->read_folio_count, read_folio_count, + sizeof(unsigned long long) * min_t(int, NR_PAGE_ORDERS, 11)); ), TP_printk("dev = (%d,%d), " @@ -2194,7 +2199,9 @@ TRACE_EVENT(f2fs_iostat, "app [read=%llu (direct=%llu, buffered=%llu), mapped=%llu], " "compr(buffered=%llu, mapped=%llu)], " "fs [data=%llu, (gc_data=%llu, cdata=%llu), " - "node=%llu, meta=%llu]", + "node=%llu, meta=%llu], " + "read_folio_count [0=%llu, 1=%llu, 2=%llu, 3=%llu, 4=%llu, " + "5=%llu, 6=%llu, 7=%llu, 8=%llu, 9=%llu, 10=%llu]", show_dev(__entry->dev), __entry->app_wio, __entry->app_dio, __entry->app_bio, __entry->app_mio, __entry->app_bcdio, __entry->app_mcdio, __entry->fs_dio, __entry->fs_cdio, @@ -2205,7 +2212,13 @@ TRACE_EVENT(f2fs_iostat, __entry->app_rio, __entry->app_drio, __entry->app_brio, __entry->app_mrio, __entry->app_bcrio, __entry->app_mcrio, __entry->fs_drio, __entry->fs_gdrio, - __entry->fs_cdrio, __entry->fs_nrio, __entry->fs_mrio) + __entry->fs_cdrio, __entry->fs_nrio, __entry->fs_mrio, + __entry->read_folio_count[0], __entry->read_folio_count[1], + __entry->read_folio_count[2], __entry->read_folio_count[3], + __entry->read_folio_count[4], __entry->read_folio_count[5], + __entry->read_folio_count[6], __entry->read_folio_count[7], + __entry->read_folio_count[8], __entry->read_folio_count[9], + __entry->read_folio_count[10]) ); #ifndef __F2FS_IOSTAT_LATENCY_TYPE |