Subject: + aoe-fill-in-per-aoe-target-information-for-debugfs-file.patch added to -mm tree
To: ecashin@xxxxxxxxxx
From: akpm@xxxxxxxxxxxxxxxxxxxx
Date: Fri, 26 Jul 2013 13:36:07 -0700
The patch titled
Subject: aoe: fill in per-AoE-target information for debugfs file
has been added to the -mm tree. Its filename is
aoe-fill-in-per-aoe-target-information-for-debugfs-file.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/aoe-fill-in-per-aoe-target-information-for-debugfs-file.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/aoe-fill-in-per-aoe-target-information-for-debugfs-file.patch
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------------------------------------------------------
From: Ed Cashin <ecashin@xxxxxxxxxx>
Subject: aoe: fill in per-AoE-target information for debugfs file
This information is presented in a compact format that has evolved for
easy routine scanning by expert humans, mostly developers and support
technicians helping to troubleshoot or test AoE-based systems.
Signed-off-by: Ed Cashin <ecashin@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/block/aoe/aoeblk.c | 33 ++++++++++++++++++++++++++++++++-
1 file changed, 32 insertions(+), 1 deletion(-)
diff -puN drivers/block/aoe/aoeblk.c~aoe-fill-in-per-aoe-target-information-for-debugfs-file drivers/block/aoe/aoeblk.c
--- a/drivers/block/aoe/aoeblk.c~aoe-fill-in-per-aoe-target-information-for-debugfs-file
+++ a/drivers/block/aoe/aoeblk.c
@@ -113,11 +113,42 @@ static ssize_t aoedisk_show_payload(stru
static int aoedisk_debugfs_show(struct seq_file *s, void *ignored)
{
struct aoedev *d;
+ struct aoetgt **t, **te;
+ struct aoeif *ifp, *ife;
unsigned long flags;
+ char c;
d = s->private;
+ seq_printf(s, "rttavg: %d rttdev: %d\n",
+ d->rttavg >> RTTSCALE,
+ d->rttdev >> RTTDSCALE);
+ seq_printf(s, "nskbpool: %d\n", skb_queue_len(&d->skbpool));
+ seq_printf(s, "kicked: %ld\n", d->kicked);
+ seq_printf(s, "maxbcnt: %ld\n", d->maxbcnt);
+ seq_printf(s, "ref: %ld\n", d->ref);
+
spin_lock_irqsave(&d->lock, flags);
- seq_printf(s, "%s\n", d->gd->disk_name); /* place holder */
+ t = d->targets;
+ te = t + d->ntargets;
+ for (; t < te && *t; t++) {
+ c = '\t';
+ seq_printf(s, "falloc: %ld\n", (*t)->falloc);
+ seq_printf(s, "ffree: %p\n",
+ list_empty(&(*t)->ffree) ? NULL : (*t)->ffree.next);
+ seq_printf(s, "%pm:%d:%d:%d\n", (*t)->addr, (*t)->nout,
+ (*t)->maxout, (*t)->nframes);
+ seq_printf(s, "\tssthresh:%d\n", (*t)->ssthresh);
+ seq_printf(s, "\ttaint:%d\n", (*t)->taint);
+ seq_printf(s, "\tr:%d\n", (*t)->rpkts);
+ seq_printf(s, "\tw:%d\n", (*t)->wpkts);
+ ifp = (*t)->ifs;
+ ife = ifp + ARRAY_SIZE((*t)->ifs);
+ for (; ifp->nd && ifp < ife; ifp++) {
+ seq_printf(s, "%c%s", c, ifp->nd->name);
+ c = ',';
+ }
+ seq_puts(s, "\n");
+ }
spin_unlock_irqrestore(&d->lock, flags);
return 0;
_
Patches currently in -mm which might be from ecashin@xxxxxxxxxx are
aoe-create-and-destroy-debugfs-directory-for-aoe.patch
aoe-add-aoe-target-files-to-debugfs.patch
aoe-provide-file-operations-for-debugfs-files.patch
aoe-fill-in-per-aoe-target-information-for-debugfs-file.patch
aoe-update-copyright-date.patch
aoe-update-internal-version-number-to-85.patch
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