From 2ec6f2ef799b94e6e99868ef586cafceaa7c0475 Mon Sep 17 00:00:00 2001 From: Chao Yu Date: Wed, 4 Oct 2017 09:08:36 +0800 Subject: f2fs: trace f2fs_remove_discard This patch adds tracepoint to trace f2fs_remove_discard. Signed-off-by: Chao Yu Signed-off-by: Jaegeuk Kim --- include/trace/events/f2fs.h | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'include/trace') diff --git a/include/trace/events/f2fs.h b/include/trace/events/f2fs.h index 5d216f7fb05a..0e7a31694ff5 100644 --- a/include/trace/events/f2fs.h +++ b/include/trace/events/f2fs.h @@ -1286,6 +1286,13 @@ DEFINE_EVENT(f2fs_discard, f2fs_issue_discard, TP_ARGS(dev, blkstart, blklen) ); +DEFINE_EVENT(f2fs_discard, f2fs_remove_discard, + + TP_PROTO(struct block_device *dev, block_t blkstart, block_t blklen), + + TP_ARGS(dev, blkstart, blklen) +); + TRACE_EVENT(f2fs_issue_reset_zone, TP_PROTO(struct block_device *dev, block_t blkstart), -- cgit v1.2.3 From 0c5e36db17f5fe3dda8c5584f5f530152409a3f3 Mon Sep 17 00:00:00 2001 From: Chao Yu Date: Tue, 17 Oct 2017 17:33:41 +0800 Subject: f2fs: trace f2fs_lookup This patch adds trace for f2fs_lookup. Signed-off-by: Chao Yu Signed-off-by: Jaegeuk Kim --- include/trace/events/f2fs.h | 56 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 56 insertions(+) (limited to 'include/trace') diff --git a/include/trace/events/f2fs.h b/include/trace/events/f2fs.h index 0e7a31694ff5..dcbbe6dcca9c 100644 --- a/include/trace/events/f2fs.h +++ b/include/trace/events/f2fs.h @@ -728,6 +728,62 @@ TRACE_EVENT(f2fs_get_victim, __entry->free) ); +TRACE_EVENT(f2fs_lookup_start, + + TP_PROTO(struct inode *dir, struct dentry *dentry, unsigned int flags), + + TP_ARGS(dir, dentry, flags), + + TP_STRUCT__entry( + __field(dev_t, dev) + __field(ino_t, ino) + __field(const char *, name) + __field(unsigned int, flags) + ), + + TP_fast_assign( + __entry->dev = dir->i_sb->s_dev; + __entry->ino = dir->i_ino; + __entry->name = dentry->d_name.name; + __entry->flags = flags; + ), + + TP_printk("dev = (%d,%d), pino = %lu, name:%s, flags:%u", + show_dev_ino(__entry), + __entry->name, + __entry->flags) +); + +TRACE_EVENT(f2fs_lookup_end, + + TP_PROTO(struct inode *dir, struct dentry *dentry, nid_t ino, + int err), + + TP_ARGS(dir, dentry, ino, err), + + TP_STRUCT__entry( + __field(dev_t, dev) + __field(ino_t, ino) + __field(const char *, name) + __field(nid_t, cino) + __field(int, err) + ), + + TP_fast_assign( + __entry->dev = dir->i_sb->s_dev; + __entry->ino = dir->i_ino; + __entry->name = dentry->d_name.name; + __entry->cino = ino; + __entry->err = err; + ), + + TP_printk("dev = (%d,%d), pino = %lu, name:%s, ino:%u, err:%d", + show_dev_ino(__entry), + __entry->name, + __entry->cino, + __entry->err) +); + TRACE_EVENT(f2fs_fallocate, TP_PROTO(struct inode *inode, int mode, -- cgit v1.2.3 From e97a3c4c6f0af13fa48e251348f98881d82b5135 Mon Sep 17 00:00:00 2001 From: Chao Yu Date: Fri, 13 Oct 2017 18:01:33 +0800 Subject: f2fs: trace f2fs_readdir This patch adds trace for f2fs_readdir. Signed-off-by: Chao Yu Signed-off-by: Jaegeuk Kim --- include/trace/events/f2fs.h | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) (limited to 'include/trace') diff --git a/include/trace/events/f2fs.h b/include/trace/events/f2fs.h index dcbbe6dcca9c..009745564214 100644 --- a/include/trace/events/f2fs.h +++ b/include/trace/events/f2fs.h @@ -784,6 +784,35 @@ TRACE_EVENT(f2fs_lookup_end, __entry->err) ); +TRACE_EVENT(f2fs_readdir, + + TP_PROTO(struct inode *dir, loff_t start_pos, loff_t end_pos, int err), + + TP_ARGS(dir, start_pos, end_pos, err), + + TP_STRUCT__entry( + __field(dev_t, dev) + __field(ino_t, ino) + __field(loff_t, start) + __field(loff_t, end) + __field(int, err) + ), + + TP_fast_assign( + __entry->dev = dir->i_sb->s_dev; + __entry->ino = dir->i_ino; + __entry->start = start_pos; + __entry->end = end_pos; + __entry->err = err; + ), + + TP_printk("dev = (%d,%d), ino = %lu, start_pos:%llu, end_pos:%llu, err:%d", + show_dev_ino(__entry), + __entry->start, + __entry->end, + __entry->err) +); + TRACE_EVENT(f2fs_fallocate, TP_PROTO(struct inode *inode, int mode, -- cgit v1.2.3 From a5fd505092863c520ddf26bd188716b532c1efcf Mon Sep 17 00:00:00 2001 From: Chao Yu Date: Mon, 6 Nov 2017 22:51:45 +0800 Subject: f2fs: trace checkpoint reason in fsync() This patch slightly changes need_do_checkpoint to return the detail info that indicates why we need do checkpoint, then caller could print it with trace message. Signed-off-by: Chao Yu Signed-off-by: Jaegeuk Kim --- include/trace/events/f2fs.h | 24 ++++++++++++++++++------ 1 file changed, 18 insertions(+), 6 deletions(-) (limited to 'include/trace') diff --git a/include/trace/events/f2fs.h b/include/trace/events/f2fs.h index 009745564214..30d30399db02 100644 --- a/include/trace/events/f2fs.h +++ b/include/trace/events/f2fs.h @@ -136,6 +136,18 @@ TRACE_DEFINE_ENUM(CP_TRIMMED); { CP_UMOUNT, "Umount" }, \ { CP_TRIMMED, "Trimmed" }) +#define show_fsync_cpreason(type) \ + __print_symbolic(type, \ + { CP_NO_NEEDED, "no needed" }, \ + { CP_NON_REGULAR, "non regular" }, \ + { CP_HARDLINK, "hardlink" }, \ + { CP_SB_NEED_CP, "sb needs cp" }, \ + { CP_WRONG_PINO, "wrong pino" }, \ + { CP_NO_SPC_ROLL, "no space roll forward" }, \ + { CP_NODE_NEED_CP, "node needs cp" }, \ + { CP_FASTBOOT_MODE, "fastboot mode" }, \ + { CP_SPEC_LOG_NUM, "log type is 2" }) + struct victim_sel_policy; struct f2fs_map_blocks; @@ -210,14 +222,14 @@ DEFINE_EVENT(f2fs__inode, f2fs_sync_file_enter, TRACE_EVENT(f2fs_sync_file_exit, - TP_PROTO(struct inode *inode, int need_cp, int datasync, int ret), + TP_PROTO(struct inode *inode, int cp_reason, int datasync, int ret), - TP_ARGS(inode, need_cp, datasync, ret), + TP_ARGS(inode, cp_reason, datasync, ret), TP_STRUCT__entry( __field(dev_t, dev) __field(ino_t, ino) - __field(int, need_cp) + __field(int, cp_reason) __field(int, datasync) __field(int, ret) ), @@ -225,15 +237,15 @@ TRACE_EVENT(f2fs_sync_file_exit, TP_fast_assign( __entry->dev = inode->i_sb->s_dev; __entry->ino = inode->i_ino; - __entry->need_cp = need_cp; + __entry->cp_reason = cp_reason; __entry->datasync = datasync; __entry->ret = ret; ), - TP_printk("dev = (%d,%d), ino = %lu, checkpoint is %s, " + TP_printk("dev = (%d,%d), ino = %lu, cp_reason: %s, " "datasync = %d, ret = %d", show_dev_ino(__entry), - __entry->need_cp ? "needed" : "not needed", + show_fsync_cpreason(__entry->cp_reason), __entry->datasync, __entry->ret) ); -- cgit v1.2.3