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Ensure the end argument of __clear_cache is page aligned.

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* lib/jit_arm.c, lib/jit_ppc.c: Do not rely on __clear_cache
	aligning to the next page boundary the end argument. It may
	actually truncate it.
This commit is contained in:
pcpa 2013-04-08 18:00:36 -03:00
parent 51c96f9e19
commit 066db584c9
3 changed files with 10 additions and 2 deletions
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3
lib/jit_arm.c
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@ -1563,7 +1563,8 @@ _emit_code(jit_state_t *_jit)
patch_at(_jitc->patches.ptr[offset].kind & ~arm_patch_node, word, value);
}
__clear_cache(_jit->code.ptr, _jit->pc.uc);
word = sysconf(_SC_PAGE_SIZE);
__clear_cache(_jit->code.ptr, (void *)((_jit->pc.w + word) & -word));
return (_jit->code.ptr);
}