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SVCRDMA: Fix erroneous BUG_ON in send_write 

The assertion that checks for sge context overflow is
incorrectly hard-coded to 32. This causes a kernel bug
check when using big-data mounts. Changed the BUG_ON to
use the computed value RPCSVC_MAXPAGES.

Signed-off-by: Tom Tucker <tom@opengridcomputing.com>
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Tom Tucker 2008-03-11 14:31:40 -04:00 committed by Linus Torvalds
parent c48cbb405c
commit 3fedb3c5a8
1 changed files with 1 additions and 1 deletions
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2
net/sunrpc/xprtrdma/svc_rdma_sendto.c
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@ -156,7 +156,7 @@ static int send_write(struct svcxprt_rdma *xprt, struct svc_rqst *rqstp,
struct svc_rdma_op_ctxt *ctxt;
int ret = 0;
BUG_ON(sge_count >= 32);
BUG_ON(sge_count > RPCSVC_MAXPAGES);
dprintk("svcrdma: RDMA_WRITE rmr=%x, to=%llx, xdr_off=%d, "
"write_len=%d, xdr_sge=%p, sge_count=%d\n",
rmr, (unsigned long long)to, xdr_off,