From: Huaisheng Ye <yehs2007@zoho.com>
To: mpatocka@redhat.com, snitzer@redhat.com, agk@redhat.com
Cc: dan.j.williams@intel.com, hch@lst.de, jack@suse.cz,
corbet@lwn.net, dm-devel@redhat.com,
linux-kernel@vger.kernel.org, linux-nvdimm@lists.01.org,
linux-doc@vger.kernel.org, Huaisheng Ye <yehs1@lenovo.com>
Subject: [PATCH v3 5/5] dm-writecache: output seq_count within status
Date: Thu, 31 Jan 2019 10:29:55 +0800 [thread overview]
Message-ID: <20190131022955.9920-6-yehs2007@zoho.com> (raw)
In-Reply-To: <20190131022955.9920-1-yehs2007@zoho.com>
From: Huaisheng Ye <yehs1@lenovo.com>
seq_count is important for flush operations, output it within status
for debugging and analyzing code behavior.
Signed-off-by: Huaisheng Ye <yehs1@lenovo.com>
---
drivers/md/dm-writecache.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/md/dm-writecache.c b/drivers/md/dm-writecache.c
index 2c1e825..3396710 100644
--- a/drivers/md/dm-writecache.c
+++ b/drivers/md/dm-writecache.c
@@ -2231,9 +2231,9 @@ static void writecache_status(struct dm_target *ti, status_type_t type,
switch (type) {
case STATUSTYPE_INFO:
- DMEMIT("%ld %llu %llu %llu", writecache_has_error(wc),
+ DMEMIT("%ld %llu %llu %llu %llu", writecache_has_error(wc),
(unsigned long long)wc->n_blocks, (unsigned long long)wc->freelist_size,
- (unsigned long long)wc->writeback_size);
+ (unsigned long long)wc->writeback_size, wc->seq_count);
break;
case STATUSTYPE_TABLE:
DMEMIT("%c %s %s %u ", WC_MODE_PMEM(wc) ? 'p' : 's',
--
1.8.3.1
next prev parent reply other threads:[~2019-01-31 2:33 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-31 2:29 [PATCH v3 0/5] Optimize writecache when using pmem as cache Huaisheng Ye
2019-01-31 2:29 ` [PATCH v3 1/5] dm-writecache: remove unused size to writecache_flush_region Huaisheng Ye
2019-01-31 2:29 ` [PATCH v3 2/5] dm-writecache: get rid of memory_data flush to writecache_flush_entry Huaisheng Ye
2019-01-31 2:29 ` [PATCH v3 3/5] dm-writecache: expand pmem_reinit for struct dm_writecache Huaisheng Ye
2019-01-31 2:29 ` [PATCH v3 4/5] Documentation/device-mapper: add optional parameter reinit Huaisheng Ye
2019-01-31 2:29 ` Huaisheng Ye [this message]
2019-02-04 11:27 ` [PATCH v3 0/5] Optimize writecache when using pmem as cache Mikulas Patocka
2019-02-11 6:47 ` [External] " Huaisheng HS1 Ye
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20190131022955.9920-6-yehs2007@zoho.com \
--to=yehs2007@zoho.com \
--cc=agk@redhat.com \
--cc=corbet@lwn.net \
--cc=dan.j.williams@intel.com \
--cc=dm-devel@redhat.com \
--cc=hch@lst.de \
--cc=jack@suse.cz \
--cc=linux-doc@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-nvdimm@lists.01.org \
--cc=mpatocka@redhat.com \
--cc=snitzer@redhat.com \
--cc=yehs1@lenovo.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).