forked from Minki/linux
percpu: fix percpu accessors to potentially !cpu_possible() cpus: pnpbios
Impact: CPU iterator bugfixes Percpu areas are only allocated for possible cpus. In general, you shouldn't access random cpu's percpu areas. Signed-off-by: Rusty Russell <rusty@rustcorp.com.au> Signed-off-by: Mike Travis <travis@sgi.com> Acked-by: Ingo Molnar <mingo@elte.hu> Cc: Adam Belay <ambx1@neo.rr.com>
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@ -481,7 +481,7 @@ void pnpbios_calls_init(union pnp_bios_install_struct *header)
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set_base(bad_bios_desc, __va((unsigned long)0x40 << 4));
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_set_limit((char *)&bad_bios_desc, 4095 - (0x40 << 4));
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for (i = 0; i < NR_CPUS; i++) {
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for_each_possible_cpu(i) {
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struct desc_struct *gdt = get_cpu_gdt_table(i);
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if (!gdt)
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continue;
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