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i386: Catch all non-present ptes in cpu_get_phys_page_debug (Jan Kiszka) 

It helps debugging guests when yet unmapped pages are correctly reported
as, well, unmapped.

Signed-off-by: Jan Kiszka <jan.kiszka@web.de>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>



git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5025 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
aliguori 2008-08-18 18:00:31 +00:00
parent 681f8c29aa
commit ca1c9e154b
1 changed files with 2 additions and 0 deletions
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2
target-i386/helper.c
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@ -1192,6 +1192,8 @@ target_phys_addr_t cpu_get_phys_page_debug(CPUState *env, target_ulong addr)
page_size = 4096; page_size = 4096;
pte = ldq_phys(pte_addr); pte = ldq_phys(pte_addr);
} }
if (!(pte & PG_PRESENT_MASK))
return -1;
} else { } else {
uint32_t pde; uint32_t pde;