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| author | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2015-11-25 19:07:39 +0100 |
|---|---|---|
| committer | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2016-01-04 18:21:07 +0100 |
| commit | bde21f73b9be146fda0c689f2724cda9d7737565 (patch) | |
| tree | 52389d7c3db2502a2dd86a330977a0c60158f6a4 | |
| parent | xen/blkback: make pool of persistent grants and free pages per-queue (diff) | |
| download | linux-bde21f73b9be146fda0c689f2724cda9d7737565.tar.xz linux-bde21f73b9be146fda0c689f2724cda9d7737565.zip | |
xen/blocks: Return -EXX instead of -1
Lets return sensible values instead of -1.
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
| -rw-r--r-- | drivers/block/xen-blkback/xenbus.c | 2 | ||||
| -rw-r--r-- | drivers/block/xen-blkfront.c | 4 |
2 files changed, 3 insertions, 3 deletions
diff --git a/drivers/block/xen-blkback/xenbus.c b/drivers/block/xen-blkback/xenbus.c index 2b8650a9a6a9..ca3a414de11c 100644 --- a/drivers/block/xen-blkback/xenbus.c +++ b/drivers/block/xen-blkback/xenbus.c @@ -996,7 +996,7 @@ static int connect_ring(struct backend_info *be) be->blkif->blk_protocol = BLKIF_PROTOCOL_X86_64; else { xenbus_dev_fatal(dev, err, "unknown fe protocol %s", protocol); - return -1; + return -ENOSYS; } err = xenbus_gather(XBT_NIL, dev->otherend, "feature-persistent", "%u", diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c index 8b0f3d92d8b4..ef5ce43e307a 100644 --- a/drivers/block/xen-blkfront.c +++ b/drivers/block/xen-blkfront.c @@ -828,11 +828,11 @@ static int xlvbd_init_blk_queue(struct gendisk *gd, u16 sector_size, info->tag_set.driver_data = info; if (blk_mq_alloc_tag_set(&info->tag_set)) - return -1; + return -EINVAL; rq = blk_mq_init_queue(&info->tag_set); if (IS_ERR(rq)) { blk_mq_free_tag_set(&info->tag_set); - return -1; + return PTR_ERR(rq); } queue_flag_set_unlocked(QUEUE_FLAG_VIRT, rq); |