25 lines
827 B
Diff
25 lines
827 B
Diff
diff -up libunwind-1.3.1/src/x86_64/Ginit.c.no-core-mem-check libunwind-1.3.1/src/x86_64/Ginit.c
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--- libunwind-1.3.1/src/x86_64/Ginit.c.no-core-mem-check 2020-01-31 10:22:29.176612981 -0500
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+++ libunwind-1.3.1/src/x86_64/Ginit.c 2020-01-31 10:23:01.454979655 -0500
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@@ -140,11 +140,6 @@ static int mincore_validate (void *addr,
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return -1;
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}
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- for (i = 0; i < (len + PAGE_SIZE - 1) / PAGE_SIZE; i++)
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- {
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- if (!(mvec[i] & 1)) return -1;
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- }
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-
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return write_validate (addr);
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}
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#endif
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@@ -165,7 +160,7 @@ tdep_init_mem_validate (void)
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int ret;
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while ((ret = mincore ((void*)addr, PAGE_SIZE, mvec)) == -1 &&
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errno == EAGAIN) {}
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- if (ret == 0 && (mvec[0] & 1))
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+ if (ret == 0)
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{
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Debug(1, "using mincore to validate memory\n");
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mem_validate_func = mincore_validate;
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