Messages in this thread | | | From | "Verma, Vishal L" <> | Subject | Re: [PATCH] block: hide badblocks attribute by default | Date | Thu, 27 Apr 2017 23:12:38 +0000 |
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On Thu, 2017-04-27 at 14:46 -0700, Dan Williams wrote: > Commit 99e6608c9e74 "block: Add badblock management for gendisks" > allowed for drivers like pmem and software-raid to advertise a list of > bad media areas. However, it inadvertently added a 'badblocks' to all > block devices. Lets clean this up by having the 'badblocks' attribute > not be visible when the driver has not populated a 'struct badblocks' > instance in the gendisk. > > Cc: Jens Axboe <axboe@fb.com> > Cc: Christoph Hellwig <hch@lst.de> > Cc: Martin K. Petersen <martin.petersen@oracle.com> > Reported-by: Vishal Verma <vishal.l.verma@intel.com> > Signed-off-by: Dan Williams <dan.j.williams@intel.com> > --- > block/genhd.c | 11 +++++++++++ > 1 file changed, 11 insertions(+) > Tested that this removes the badblocks attribute for block devices that don't use them:
$ cat /sys/block/pmem6/badblocks 61576 8
$ cat /sys/block/vda/badblocks cat: /sys/block/vda/badblocks: No such file or directory
Tested-by: Vishal Verma <vishal.l.verma@intel.com> | |