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Commit bf29754a authored by Ed L. Cashin's avatar Ed L. Cashin Committed by Linus Torvalds
Browse files

aoe: identify source of runt AoE packets 



This change only affects experimental AoE storage networks.

It modifies the console message about runt packets detected so that the
AoE major and minor addresses of the AoE target that generated the runt
are mentioned.

Signed-off-by: default avatarEd Cashin <ecashin@coraid.com>
Cc: Jens Axboe <axboe@kernel.dk>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 4a6c9ee9

drivers/block/aoe/aoecmd.c

+7 −3
Original line number Diff line number Diff line
@@ -1217,7 +1217,9 @@ noskb: if (buf) 
	case ATA_CMD_PIO_READ:

	case ATA_CMD_PIO_READ_EXT:

		if (skb->len < n) {

			pr_err("aoe: runt data size in read.  skb->len=%d need=%ld\n",

			pr_err("%s e%ld.%d.  skb->len=%d need=%ld\n",

				"aoe: runt data size in read from",

				(long) d->aoemajor, d->aoeminor,

			       skb->len, n);

			clear_bit(BIO_UPTODATE, &buf->bio->bi_flags);

			break;
@@ -1233,7 +1235,9 @@ noskb: if (buf) 
		break;

	case ATA_CMD_ID_ATA:

		if (skb->len < 512) {

			pr_info("aoe: runt data size in ataid.  skb->len=%d\n",

			pr_info("%s e%ld.%d.  skb->len=%d need=512\n",

				"aoe: runt data size in ataid from",

				(long) d->aoemajor, d->aoeminor,

				skb->len);

			break;

		}