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munmap/mprotect: add TLB flush for single thread program

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NAKAMURA Gou
2013-07-30 13:37:53 +09:00
parent 78d9d3fcd2
commit 88ce001671
1 changed files with 2 additions and 0 deletions
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kernel/syscall.c
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@@ -216,6 +216,7 @@ static int do_munmap(void *addr, size_t len)
error = remove_process_memory_range(cpu_local_var(current), error = remove_process_memory_range(cpu_local_var(current),
(intptr_t)addr, (intptr_t)addr+len); (intptr_t)addr, (intptr_t)addr+len);
// XXX: TLB flush // XXX: TLB flush
flush_tlb();
finish_free_pages_pending(); finish_free_pages_pending();
return error; return error;
} }
@@ -617,6 +618,7 @@ SYSCALL_DECLARE(mprotect)
error = 0; error = 0;
out: out:
// XXX: TLB flush // XXX: TLB flush
flush_tlb();
finish_free_pages_pending(); finish_free_pages_pending();
ihk_mc_spinlock_unlock_noirq(&proc->vm->memory_range_lock); ihk_mc_spinlock_unlock_noirq(&proc->vm->memory_range_lock);
dkprintf("[%d]sys_mprotect(%lx,%lx,%x): %d\n", dkprintf("[%d]sys_mprotect(%lx,%lx,%x): %d\n",