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Merge branch 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip 

* 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
  x86, UV: Initialize the broadcast assist unit base destination node id properly
  x86, numa: Fix numa_emulation code with memory-less node0
  x86, build: Make sure mkpiggy fails on read error
This commit is contained in:
Linus Torvalds 2011-03-10 13:09:26 -08:00
parent bf98f77888 5471262290
commit b5562c9a55
4 changed files with 10 additions and 9 deletions
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7
arch/x86/boot/compressed/mkpiggy.c
View File

@ -62,7 +62,12 @@ int main(int argc, char *argv[])
if (fseek(f, -4L, SEEK_END)) {
perror(argv[1]);
}
fread(&olen, sizeof olen, 1, f);
if (fread(&olen, sizeof(olen), 1, f) != 1) {
perror(argv[1]);
return 1;
}
ilen = ftell(f);
olen = getle32(&olen);
fclose(f);

2
arch/x86/include/asm/uv/uv_bau.h
View File

@ -176,7 +176,7 @@ struct bau_msg_payload {
struct bau_msg_header {
unsigned int dest_subnodeid:6; /* must be 0x10, for the LB */
/* bits 5:0 */
unsigned int base_dest_nodeid:15; /* nasid (pnode<<1) of */
unsigned int base_dest_nodeid:15; /* nasid of the */
/* bits 20:6 */ /* first bit in uvhub map */
unsigned int command:8; /* message type */
/* bits 28:21 */

6
arch/x86/mm/numa_64.c
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@ -780,11 +780,7 @@ void __cpuinit numa_add_cpu(int cpu)
int physnid;
int nid = NUMA_NO_NODE;
apicid = early_per_cpu(x86_cpu_to_apicid, cpu);
if (apicid != BAD_APICID)
nid = apicid_to_node[apicid];
if (nid == NUMA_NO_NODE)
nid = early_cpu_to_node(cpu);
nid = early_cpu_to_node(cpu);
BUG_ON(nid == NUMA_NO_NODE || !node_online(nid));
/*

4
arch/x86/platform/uv/tlb_uv.c
View File

@ -1364,11 +1364,11 @@ uv_activation_descriptor_init(int node, int pnode)
memset(bd2, 0, sizeof(struct bau_desc));
bd2->header.sw_ack_flag = 1;
/*
* base_dest_nodeid is the nasid (pnode<<1) of the first uvhub
* base_dest_nodeid is the nasid of the first uvhub
* in the partition. The bit map will indicate uvhub numbers,
* which are 0-N in a partition. Pnodes are unique system-wide.
*/
bd2->header.base_dest_nodeid = uv_partition_base_pnode << 1;
bd2->header.base_dest_nodeid = UV_PNODE_TO_NASID(uv_partition_base_pnode);
bd2->header.dest_subnodeid = 0x10; /* the LB */
bd2->header.command = UV_NET_ENDPOINT_INTD;
bd2->header.int_both = 1;