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schedule(): only load page table during context switch if it's different

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This commit is contained in:
e29001
2016-12-02 11:19:23 +09:00
committed by Balazs Gerofi
parent 8129dec2f7
commit 4ab37dd34a
1 changed files with 3 additions and 1 deletions
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4
kernel/process.c
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@@ -2724,7 +2724,9 @@ redo:
restore_fp_regs(next); restore_fp_regs(next);
} }
ihk_mc_load_page_table(next->vm->address_space->page_table); if (prev && prev->vm->address_space->page_table !=
next->vm->address_space->page_table)
ihk_mc_load_page_table(next->vm->address_space->page_table);
dkprintf("[%d] schedule: tlsblock_base: 0x%lX\n", dkprintf("[%d] schedule: tlsblock_base: 0x%lX\n",
ihk_mc_get_processor_id(), next->tlsblock_base); ihk_mc_get_processor_id(), next->tlsblock_base);