Commit 193a639f authored by Yangtao Li's avatar Yangtao Li Committed by Jaegeuk Kim
Browse files

f2fs: add iostat support for flush 



In this patch, it adds to account flush count.

Signed-off-by: default avatarYangtao Li <frank.li@vivo.com>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent 7a2b15cf

fs/f2fs/f2fs.h

+1 −0
Original line number Diff line number Diff line
@@ -1192,6 +1192,7 @@ enum iostat_type { 


	/* other */

	FS_DISCARD_IO,			/* discard */

	FS_FLUSH_IO,			/* flush */

	NR_IO_TYPE,

};

fs/f2fs/iostat.c

+1 −0
Original line number Diff line number Diff line
@@ -80,6 +80,7 @@ int __maybe_unused iostat_info_seq_show(struct seq_file *seq, void *offset) 
	/* print other IOs */

	seq_puts(seq, "[OTHER]\n");

	IOSTAT_INFO_SHOW("fs discard", FS_DISCARD_IO);

	IOSTAT_INFO_SHOW("fs flush", FS_FLUSH_IO);



	return 0;

}

fs/f2fs/segment.c

+2 −0
Original line number Diff line number Diff line
@@ -506,6 +506,8 @@ static int __submit_flush_wait(struct f2fs_sb_info *sbi, 


	trace_f2fs_issue_flush(bdev, test_opt(sbi, NOBARRIER),

				test_opt(sbi, FLUSH_MERGE), ret);

	if (!ret)

		f2fs_update_iostat(sbi, NULL, FS_FLUSH_IO, 0);

	return ret;

}