lkml.org 
[lkml]   [2015]   [Jun]   [21]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
SubjectRe: [PATCH 11/15] libnvdimm: pmem, blk, and btt make_request cleanups
From
On Sun, Jun 21, 2015 at 3:10 AM, Christoph Hellwig <hch@lst.de> wrote:
> One patch per driver please.
>
>> diff --git a/drivers/nvdimm/blk.c b/drivers/nvdimm/blk.c
>> index 8a6345797a71..9d609ef95266 100644
>> --- a/drivers/nvdimm/blk.c
>> +++ b/drivers/nvdimm/blk.c
>> @@ -170,18 +170,12 @@ static void nd_blk_make_request(struct request_queue *q, struct bio *bio)
>> struct bvec_iter iter;
>> struct bio_vec bvec;
>> int err = 0, rw;
>> - sector_t sector;
>>
>> - sector = bio->bi_iter.bi_sector;
>> - if (bio_end_sector(bio) > get_capacity(disk)) {
>> + if (unlikely(bio_end_sector(bio) > get_capacity(disk))) {
>> err = -EIO;
>> goto out;
>> }
>>
>> - BUG_ON(bio->bi_rw & REQ_DISCARD);
>
> If you remove the DISCARD check you can kill the max sectors one
> as well, given that generic_make_request_checks() takes care of it.

Ah, true, will add that with the split.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2015-06-21 15:41    [W:0.075 / U:0.276 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site