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author | David S. Miller <davem@davemloft.net> | 2017-07-21 03:38:43 +0100 |
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committer | David S. Miller <davem@davemloft.net> | 2017-07-21 03:38:43 +0100 |
commit | 7a68ada6ec7d88c68057d3a4c2a517eb94289976 (patch) | |
tree | 51cd586e74fc92bfbdf382fa1544a235d908b25c /net/sunrpc/svc_xprt.c | |
parent | 760446f967678e14ee1b6464ee1bb8562f299fa6 (diff) | |
parent | 96080f697786e0a30006fcbcc5b53f350fcb3e9f (diff) |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'net/sunrpc/svc_xprt.c')
-rw-r--r-- | net/sunrpc/svc_xprt.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/net/sunrpc/svc_xprt.c b/net/sunrpc/svc_xprt.c index 7bfe1fb42add..d16a8b423c20 100644 --- a/net/sunrpc/svc_xprt.c +++ b/net/sunrpc/svc_xprt.c @@ -659,11 +659,13 @@ static int svc_alloc_arg(struct svc_rqst *rqstp) int i; /* now allocate needed pages. If we get a failure, sleep briefly */ - pages = (serv->sv_max_mesg + PAGE_SIZE) / PAGE_SIZE; - WARN_ON_ONCE(pages >= RPCSVC_MAXPAGES); - if (pages >= RPCSVC_MAXPAGES) + pages = (serv->sv_max_mesg + 2 * PAGE_SIZE) >> PAGE_SHIFT; + if (pages > RPCSVC_MAXPAGES) { + pr_warn_once("svc: warning: pages=%u > RPCSVC_MAXPAGES=%lu\n", + pages, RPCSVC_MAXPAGES); /* use as many pages as possible */ - pages = RPCSVC_MAXPAGES - 1; + pages = RPCSVC_MAXPAGES; + } for (i = 0; i < pages ; i++) while (rqstp->rq_pages[i] == NULL) { struct page *p = alloc_page(GFP_KERNEL); |