motorhead/qemu
1
0
Fork 0
mirror of https://github.com/Motorhead1991/qemu.git synced 2025-08-08 10:13:56 -06:00
Code Issues Projects Releases Packages Wiki Activity Actions

tcg: Factor out CONFIG_USER_ONLY probe_write() from s390x code

Browse source 
Factor it out into common code. Similar to the !CONFIG_USER_ONLY variant,
let's not allow to cross page boundaries.

Signed-off-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20190826075112.25637-4-david@redhat.com>
[rth: Move cpu & cc variables inside if block.]
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
David Hildenbrand 2019-08-26 09:51:08 +02:00 • committed by Richard Henderson
parent 4675012863
commit 59e96ac6cb
3 changed files with 16 additions and 9 deletions
Download patch file Download diff file Expand all files Collapse all files

14
accel/tcg/user-exec.c
View file

@ -188,6 +188,20 @@ static inline int handle_cpu_signal(uintptr_t pc, siginfo_t *info,
g_assert_not_reached();
}
void probe_write(CPUArchState *env, target_ulong addr, int size, int mmu_idx,
uintptr_t retaddr)
{
if (!guest_addr_valid(addr) ||
page_check_range(addr, size, PAGE_WRITE) < 0) {
CPUState *cpu = env_cpu(env);
CPUClass *cc = CPU_GET_CLASS(cpu);
cc->tlb_fill(cpu, addr, size, MMU_DATA_STORE, MMU_USER_IDX, false,
retaddr);
g_assert_not_reached();
}
}
#if defined(__i386__)
#if defined(__NetBSD__)