The check for a present page in printk_prot():
if (!pgprot_val(prot)) {
/* Not present */
is bogus. If a PTE is set to PAGE_NONE then the pgprot_val is not zero and
the entry is decoded in bogus ways, e.g. as RX GLB. That is confusing when
analyzing mapping correctness.
The check for a present page in printk_prot():
if (!pgprot_val(prot)) {
/* Not present */
is bogus. If a PTE is set to PAGE_NONE then the pgprot_val is not zero and
the entry is decoded in bogus ways, e.g. as RX GLB. That is confusing when
analyzing mapping correctness.
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