Grab Giant around fault handling at the top level for now.
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svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=78947
@ -523,6 +523,7 @@ trap(a0, a1, a2, entry, framep)
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goto out;
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}
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mtx_lock(&Giant);
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/*
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* It is only a kernel address space fault iff:
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* 1. !user and
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@ -629,9 +630,11 @@ trap(a0, a1, a2, entry, framep)
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rv = KERN_INVALID_ADDRESS;
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}
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if (rv == KERN_SUCCESS) {
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mtx_unlock(&Giant);
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goto out;
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}
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mtx_unlock(&Giant);
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if (!user) {
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/* Check for copyin/copyout fault */
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if (p != NULL &&
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