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linux-user: Add "safe" parameter to do_guest_openat()

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gdbstub cannot meaningfully handle QEMU_ERESTARTSYS, and it doesn't
need to. Add a parameter to do_guest_openat() that makes it use
openat() instead of safe_openat(), so that it becomes usable from
gdbstub.

Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20230621203627.1808446-3-iii@linux.ibm.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20230630180423.558337-33-alex.bennee@linaro.org>
This commit is contained in:
Ilya Leoshkevich 2023-06-30 19:04:17 +01:00 • committed by Alex Bennée
parent a4dab0a0d3
commit 35be898e2f
2 changed files with 14 additions and 6 deletions
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2
linux-user/qemu.h
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@ -166,7 +166,7 @@ typedef struct TaskState {
abi_long do_brk(abi_ulong new_brk);
int do_guest_openat(CPUArchState *cpu_env, int dirfd, const char *pathname,
int flags, mode_t mode);
int flags, mode_t mode, bool safe);
ssize_t do_guest_readlink(const char *pathname, char *buf, size_t bufsiz);
/* user access */