* [PATCH] md - 1 of 3 - Fix bug in /proc/mdstat
@ 2003-06-18 0:28 NeilBrown
0 siblings, 0 replies; only message in thread
From: NeilBrown @ 2003-06-18 0:28 UTC (permalink / raw)
To: Marcelo Tosatti; +Cc: linux-raid
[These 3 patches for 2.4.22-pre - thanks]
If /proc/mdstat is large, or reads are for a small size,
then the last line of /proc/mdstat is repeated nearly 65536 times.
This patch will fix it.
diff ./drivers/md/md.c~current~ ./drivers/md/md.c
--- ./drivers/md/md.c~current~ 2003-06-18 10:02:57.000000000 +1000
+++ ./drivers/md/md.c 2003-06-18 10:02:57.000000000 +1000
@@ -3155,7 +3155,7 @@ static void *md_seq_start(struct seq_fil
loff_t l = *pos;
mddev_t *mddev;
- if (l > 0x10000)
+ if (l >= 0x10000)
return NULL;
if (!l--)
/* header */
@@ -3166,7 +3166,9 @@ static void *md_seq_start(struct seq_fil
mddev = list_entry(tmp, mddev_t, all_mddevs);
return mddev;
}
- return (void*)2;/* tail */
+ if (!l--)
+ return (void*)2;/* tail */
+ return NULL;
}
static void *md_seq_next(struct seq_file *seq, void *v, loff_t *pos)
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2003-06-18 0:28 [PATCH] md - 1 of 3 - Fix bug in /proc/mdstat NeilBrown
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