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vdso: add zero clear for pvti

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NAKAMURA Gou
2016-04-11 21:59:18 +09:00
parent 7298d8e179
commit fceb02a44a
1 changed files with 1 additions and 0 deletions
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arch/x86/kernel/cpu.c
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@@ -1653,6 +1653,7 @@ int arch_setup_pvclock(void)
ekprintf("arch_setup_pvclock: allocate_pages failed.\n"); ekprintf("arch_setup_pvclock: allocate_pages failed.\n");
return -ENOMEM; return -ENOMEM;
} }
memset(pvti, 0, PAGE_SIZE*npages);
dkprintf("arch_setup_pvclock(): ok\n"); dkprintf("arch_setup_pvclock(): ok\n");
return 0; return 0;