Messages in this thread Patch in this message |  | | Date | Thu, 25 Oct 2001 17:25:41 -0700 (PDT) | Subject | SCSI tape crashes (was Re: BUG() in asm/pci.h:142 with 2.4.13) | From | "David S. Miller" <> |
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From: Jens Axboe <axboe@suse.de> Date: Thu, 25 Oct 2001 19:32:48 +0200
On Thu, Oct 25 2001, Christian Hammers wrote: > This patch did not prevent the crash. Again immediately after rewinding the > tape when it began to write. I'll try now the 2.4.12-ac6... and it works. Ok, someone else is meddling with the scatterlist then. I'll take a 2nd look.
Can people try out this patch? I believe this will fix the bug.
--- drivers/scsi/st.c.~1~ Sun Oct 21 02:47:53 2001 +++ drivers/scsi/st.c Thu Oct 25 17:23:45 2001 @@ -3233,6 +3233,7 @@ break; } } + tb->sg[0].page = NULL; if (tb->sg[segs].address == NULL) { kfree(tb); tb = NULL; @@ -3264,6 +3265,7 @@ tb = NULL; break; } + tb->sg[segs].page = NULL; tb->sg[segs].length = b_size; got += b_size; segs++; @@ -3337,6 +3339,7 @@ normalize_buffer(STbuffer); return FALSE; } + STbuffer->sg[segs].page = NULL; STbuffer->sg[segs].length = b_size; STbuffer->sg_segs += 1; got += b_size; - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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