diff options
| author | Richard Henderson <richard.henderson@linaro.org> | 2021-09-12 19:47:29 -0700 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2021-10-30 09:52:04 -0700 |
| commit | 5e38ba7dde963414dddc8a83848701b49d0bcb00 (patch) | |
| tree | 9b5829b3f986cf2a4a316ab3c3865e0d8efd7123 /include/exec | |
| parent | f920ffdd8ed6d0abb34fdf2bbb85926cfb40aef2 (diff) | |
accel/tcg: Split out handle_sigsegv_accerr_write
This is the major portion of handle_cpu_signal which is specific
to tcg, handling the page protections for the translations.
Most of the rest will migrate to linux-user/ shortly.
Reviewed-by: Warner Losh <imp@bsdimp.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
v2: Pass guest address to handle_sigsegv_accerr_write.
Diffstat (limited to 'include/exec')
| -rw-r--r-- | include/exec/exec-all.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/include/exec/exec-all.h b/include/exec/exec-all.h index e54f8e5d65..5f94d799aa 100644 --- a/include/exec/exec-all.h +++ b/include/exec/exec-all.h @@ -674,6 +674,18 @@ static inline tb_page_addr_t get_page_addr_code_hostp(CPUArchState *env, MMUAccessType adjust_signal_pc(uintptr_t *pc, bool is_write); /** + * handle_sigsegv_accerr_write: + * @cpu: the cpu context + * @old_set: the sigset_t from the signal ucontext_t + * @host_pc: the host pc, adjusted for the signal + * @host_addr: the host address of the fault + * + * Return true if the write fault has been handled, and should be re-tried. + */ +bool handle_sigsegv_accerr_write(CPUState *cpu, sigset_t *old_set, + uintptr_t host_pc, abi_ptr guest_addr); + +/** * cpu_signal_handler * @signum: host signal number * @pinfo: host siginfo_t |