From mboxrd@z Thu Jan 1 00:00:00 1970 From: Damien Le Moal Subject: [PATCH 9/9] f2fs: Trace reset zone events Date: Fri, 28 Oct 2016 16:55:37 +0900 Message-ID: <1477641337-12321-10-git-send-email-damien.lemoal@wdc.com> References: <1477641337-12321-1-git-send-email-damien.lemoal@wdc.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1477641337-12321-1-git-send-email-damien.lemoal@wdc.com> Sender: linux-fsdevel-owner@vger.kernel.org To: jaegeuk@kernel.org, yuchao0@huawei.com Cc: linux-fsdevel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, Hannes Reinecke , Shaun Tancheff , Damien Le Moal List-Id: linux-f2fs-devel.lists.sourceforge.net Similarly to the regular discard, trace zone reset events. Signed-off-by: Damien Le Moal --- fs/f2fs/segment.c | 1 + include/trace/events/f2fs.h | 21 +++++++++++++++++++++ 2 files changed, 22 insertions(+) diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index bce79e2..064a78b 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -688,6 +688,7 @@ static int f2fs_issue_discard_zone(struct f2fs_sb_info *sbi, case BLK_ZONE_TYPE_SEQWRITE_REQ: case BLK_ZONE_TYPE_SEQWRITE_PREF: + trace_f2fs_issue_reset_zone(sbi->sb, blkstart); return blkdev_reset_zones(bdev, sector, nr_sects, GFP_NOFS); diff --git a/include/trace/events/f2fs.h b/include/trace/events/f2fs.h index 903a091..a2193e3 100644 --- a/include/trace/events/f2fs.h +++ b/include/trace/events/f2fs.h @@ -1113,6 +1113,27 @@ TRACE_EVENT(f2fs_issue_discard, (unsigned long long)__entry->blklen) ); +TRACE_EVENT(f2fs_issue_reset_zone, + + TP_PROTO(struct super_block *sb, block_t blkstart), + + TP_ARGS(sb, blkstart), + + TP_STRUCT__entry( + __field(dev_t, dev) + __field(block_t, blkstart) + ), + + TP_fast_assign( + __entry->dev = sb->s_dev; + __entry->blkstart = blkstart; + ), + + TP_printk("dev = (%d,%d), reset zone at block = 0x%llx", + show_dev(__entry), + (unsigned long long)__entry->blkstart) +); + TRACE_EVENT(f2fs_issue_flush, TP_PROTO(struct super_block *sb, unsigned int nobarrier, -- 2.7.4