From: Richard Henderson Date: Fri, 12 Feb 2021 18:48:39 +0000 (-0800) Subject: bsd-user: Tidy VERIFY_READ/VERIFY_WRITE X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=1720751f94492bb5947ac0e6e200950f824b9389;p=qemu.git bsd-user: Tidy VERIFY_READ/VERIFY_WRITE These constants are only ever used with access_ok, and friends. Rather than translating them to PAGE_* bits, let them equal the PAGE_* bits to begin. Reviewed-by: Warner Losh Reviewed-by: Peter Maydell Signed-off-by: Richard Henderson Message-id: 20210212184902.1251044-9-richard.henderson@linaro.org Signed-off-by: Peter Maydell --- diff --git a/bsd-user/qemu.h b/bsd-user/qemu.h index f8bb1e5459..4076adabd0 100644 --- a/bsd-user/qemu.h +++ b/bsd-user/qemu.h @@ -218,13 +218,12 @@ extern unsigned long x86_stack_size; /* user access */ -#define VERIFY_READ 0 -#define VERIFY_WRITE 1 /* implies read access */ +#define VERIFY_READ PAGE_READ +#define VERIFY_WRITE (PAGE_READ | PAGE_WRITE) -static inline int access_ok(int type, abi_ulong addr, abi_ulong size) +static inline bool access_ok(int type, abi_ulong addr, abi_ulong size) { - return page_check_range((target_ulong)addr, size, - (type == VERIFY_READ) ? PAGE_READ : (PAGE_READ | PAGE_WRITE)) == 0; + return page_check_range((target_ulong)addr, size, type) == 0; } /* NOTE __get_user and __put_user use host pointers and don't check access. */