Messages in this thread Patch in this message | | | Subject | [PATCH 3/8 v3] x86, UV: allow for non-consecutive sockets | From | Cliff Wickman <> | Date | Thu, 16 Jun 2011 07:16:11 -0500 |
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From: Cliff Wickman <cpw@sgi.com>
Fix for the theoretical case in which there is a socket 1 on a blade with no socket 0. Only call make_per_cpu_thp() for present sockets.
We have only seen this fail for internal configurations.
Diffed against 3.0.0-rc3
Signed-off-by: Cliff Wickman <cpw@sgi.com> --- arch/x86/platform/uv/tlb_uv.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
Index: linux/arch/x86/platform/uv/tlb_uv.c =================================================================== --- linux.orig/arch/x86/platform/uv/tlb_uv.c +++ linux/arch/x86/platform/uv/tlb_uv.c @@ -1752,10 +1752,10 @@ static int __init summarize_uvhub_socket sdp = &bdp->socket[socket]; if (scan_sock(sdp, bdp, &smaster, &hmaster)) return 1; + make_per_cpu_thp(smaster); } socket++; socket_mask = (socket_mask >> 1); - make_per_cpu_thp(smaster); } } return 0;
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