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authorJosh Hunt <johunt@akamai.com>2016-07-27 09:32:20 +1000
committerStephen Rothwell <sfr@canb.auug.org.au>2016-07-28 00:56:34 +1000
commit8f8fa2eaae4ad1aa9b240ed3e99c18cdd05bab3f (patch)
treec1edaf6b9e41d535eba1ddba13cd4d5786d2633a /block
parente6ce758ccfb89a3933dc23ebf9b305b560525029 (diff)
downloadlinux-next-8f8fa2eaae4ad1aa9b240ed3e99c18cdd05bab3f.tar.gz
block: restore /proc/partitions to not display non-partitionable removable devices
We found with newer kernels we started seeing the cdrom device showing up in /proc/partitions, but it was not there before. Looking into this I found that commit d27769ec ("block: add GENHD_FL_NO_PART_SCAN") introduces this change in behavior. It's not clear to me from the commit's changelog if this change was intentional or not. This comment still remains: /* Don't show non-partitionable removeable devices or empty devices */ so I've decided to send a patch to restore the behavior of not printing unpartitionable removable devices. Signed-off-by: Josh Hunt <johunt@akamai.com> Cc: Tejun Heo <tj@kernel.org> Cc: Kay Sievers <kay.sievers@vrfy.org> Cc: Jens Axboe <axboe@kernel.dk> Cc: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'block')
-rw-r--r--block/genhd.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/block/genhd.c b/block/genhd.c
index f06d7f3b075b..5fedf8f772c6 100644
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -877,7 +877,7 @@ static int show_partition(struct seq_file *seqf, void *v)
char buf[BDEVNAME_SIZE];
/* Don't show non-partitionable removeable devices or empty devices */
- if (!get_capacity(sgp) || (!disk_max_parts(sgp) &&
+ if (!get_capacity(sgp) || (!(disk_max_parts(sgp) > 1) &&
(sgp->flags & GENHD_FL_REMOVABLE)))
return 0;
if (sgp->flags & GENHD_FL_SUPPRESS_PARTITION_INFO)