diff options
Diffstat (limited to 'meta/recipes-devtools/qemu/qemu/0002-linux-user-Replace-use-of-lfs64-related-functions-an.patch')
| -rw-r--r-- | meta/recipes-devtools/qemu/qemu/0002-linux-user-Replace-use-of-lfs64-related-functions-an.patch | 358 |
1 files changed, 358 insertions, 0 deletions
diff --git a/meta/recipes-devtools/qemu/qemu/0002-linux-user-Replace-use-of-lfs64-related-functions-an.patch b/meta/recipes-devtools/qemu/qemu/0002-linux-user-Replace-use-of-lfs64-related-functions-an.patch new file mode 100644 index 0000000000..14b5338eb2 --- /dev/null +++ b/meta/recipes-devtools/qemu/qemu/0002-linux-user-Replace-use-of-lfs64-related-functions-an.patch @@ -0,0 +1,358 @@ +From 71f14902256e3c3529710b713e1ea43100bf4c40 Mon Sep 17 00:00:00 2001 +From: Khem Raj <raj.khem@gmail.com> +Date: Sat, 17 Dec 2022 08:37:46 -0800 +Subject: [PATCH 2/2] linux-user: Replace use of lfs64 related functions and + macros + +Builds defines -D_FILE_OFFSET_BITS=64 which makes the original functions +anf macros behave same as their 64 suffixed counterparts. This also +helps in compiling with latest musl C library, where these macros and +functions are no more available under _GNU_SOURCE feature macro + +Upstream-Status: Submitted [https://lists.gnu.org/archive/html/qemu-devel/2022-12/msg02841.html] +Signed-off-by: Khem Raj <raj.khem@gmail.com> +Cc: Laurent Vivier <laurent@vivier.eu> +--- + linux-user/syscall.c | 153 +++++++++++-------------------------------- + 1 file changed, 39 insertions(+), 114 deletions(-) + +diff --git a/linux-user/syscall.c b/linux-user/syscall.c +index 1f8c10f8ef..30d83ed162 100644 +--- a/linux-user/syscall.c ++++ b/linux-user/syscall.c +@@ -795,8 +795,8 @@ safe_syscall6(ssize_t, copy_file_range, int, infd, loff_t *, pinoff, + */ + #define safe_ioctl(...) safe_syscall(__NR_ioctl, __VA_ARGS__) + /* Similarly for fcntl. Note that callers must always: +- * pass the F_GETLK64 etc constants rather than the unsuffixed F_GETLK +- * use the flock64 struct rather than unsuffixed flock ++ * pass the F_GETLK etc constants rather than the unsuffixed F_GETLK ++ * use the flock struct rather than unsuffixed flock + * This will then work and use a 64-bit offset for both 32-bit and 64-bit hosts. + */ + #ifdef __NR_fcntl64 +@@ -6797,13 +6797,13 @@ static int target_to_host_fcntl_cmd(int cmd) + ret = cmd; + break; + case TARGET_F_GETLK: +- ret = F_GETLK64; ++ ret = F_GETLK; + break; + case TARGET_F_SETLK: +- ret = F_SETLK64; ++ ret = F_SETLK; + break; + case TARGET_F_SETLKW: +- ret = F_SETLKW64; ++ ret = F_SETLKW; + break; + case TARGET_F_GETOWN: + ret = F_GETOWN; +@@ -6817,17 +6817,6 @@ static int target_to_host_fcntl_cmd(int cmd) + case TARGET_F_SETSIG: + ret = F_SETSIG; + break; +-#if TARGET_ABI_BITS == 32 +- case TARGET_F_GETLK64: +- ret = F_GETLK64; +- break; +- case TARGET_F_SETLK64: +- ret = F_SETLK64; +- break; +- case TARGET_F_SETLKW64: +- ret = F_SETLKW64; +- break; +-#endif + case TARGET_F_SETLEASE: + ret = F_SETLEASE; + break; +@@ -6879,8 +6868,8 @@ static int target_to_host_fcntl_cmd(int cmd) + * them to 5, 6 and 7 before making the syscall(). Since we make the + * syscall directly, adjust to what is supported by the kernel. + */ +- if (ret >= F_GETLK64 && ret <= F_SETLKW64) { +- ret -= F_GETLK64 - 5; ++ if (ret >= F_GETLK && ret <= F_SETLKW) { ++ ret -= F_GETLK - 5; + } + #endif + +@@ -6913,55 +6902,11 @@ static int host_to_target_flock(int type) + return type; + } + +-static inline abi_long copy_from_user_flock(struct flock64 *fl, +- abi_ulong target_flock_addr) +-{ +- struct target_flock *target_fl; +- int l_type; +- +- if (!lock_user_struct(VERIFY_READ, target_fl, target_flock_addr, 1)) { +- return -TARGET_EFAULT; +- } +- +- __get_user(l_type, &target_fl->l_type); +- l_type = target_to_host_flock(l_type); +- if (l_type < 0) { +- return l_type; +- } +- fl->l_type = l_type; +- __get_user(fl->l_whence, &target_fl->l_whence); +- __get_user(fl->l_start, &target_fl->l_start); +- __get_user(fl->l_len, &target_fl->l_len); +- __get_user(fl->l_pid, &target_fl->l_pid); +- unlock_user_struct(target_fl, target_flock_addr, 0); +- return 0; +-} +- +-static inline abi_long copy_to_user_flock(abi_ulong target_flock_addr, +- const struct flock64 *fl) +-{ +- struct target_flock *target_fl; +- short l_type; +- +- if (!lock_user_struct(VERIFY_WRITE, target_fl, target_flock_addr, 0)) { +- return -TARGET_EFAULT; +- } +- +- l_type = host_to_target_flock(fl->l_type); +- __put_user(l_type, &target_fl->l_type); +- __put_user(fl->l_whence, &target_fl->l_whence); +- __put_user(fl->l_start, &target_fl->l_start); +- __put_user(fl->l_len, &target_fl->l_len); +- __put_user(fl->l_pid, &target_fl->l_pid); +- unlock_user_struct(target_fl, target_flock_addr, 1); +- return 0; +-} +- +-typedef abi_long from_flock64_fn(struct flock64 *fl, abi_ulong target_addr); +-typedef abi_long to_flock64_fn(abi_ulong target_addr, const struct flock64 *fl); ++typedef abi_long from_flock_fn(struct flock *fl, abi_ulong target_addr); ++typedef abi_long to_flock_fn(abi_ulong target_addr, const struct flock *fl); + + #if defined(TARGET_ARM) && TARGET_ABI_BITS == 32 +-struct target_oabi_flock64 { ++struct target_oabi_flock { + abi_short l_type; + abi_short l_whence; + abi_llong l_start; +@@ -6969,10 +6914,10 @@ struct target_oabi_flock64 { + abi_int l_pid; + } QEMU_PACKED; + +-static inline abi_long copy_from_user_oabi_flock64(struct flock64 *fl, ++static inline abi_long copy_from_user_oabi_flock(struct flock *fl, + abi_ulong target_flock_addr) + { +- struct target_oabi_flock64 *target_fl; ++ struct target_oabi_flock *target_fl; + int l_type; + + if (!lock_user_struct(VERIFY_READ, target_fl, target_flock_addr, 1)) { +@@ -6993,10 +6938,10 @@ static inline abi_long copy_from_user_oabi_flock64(struct flock64 *fl, + return 0; + } + +-static inline abi_long copy_to_user_oabi_flock64(abi_ulong target_flock_addr, +- const struct flock64 *fl) ++static inline abi_long copy_to_user_oabi_flock(abi_ulong target_flock_addr, ++ const struct flock *fl) + { +- struct target_oabi_flock64 *target_fl; ++ struct target_oabi_flock *target_fl; + short l_type; + + if (!lock_user_struct(VERIFY_WRITE, target_fl, target_flock_addr, 0)) { +@@ -7014,10 +6959,10 @@ static inline abi_long copy_to_user_oabi_flock64(abi_ulong target_flock_addr, + } + #endif + +-static inline abi_long copy_from_user_flock64(struct flock64 *fl, ++static inline abi_long copy_from_user_flock(struct flock *fl, + abi_ulong target_flock_addr) + { +- struct target_flock64 *target_fl; ++ struct target_flock *target_fl; + int l_type; + + if (!lock_user_struct(VERIFY_READ, target_fl, target_flock_addr, 1)) { +@@ -7038,10 +6983,10 @@ static inline abi_long copy_from_user_flock64(struct flock64 *fl, + return 0; + } + +-static inline abi_long copy_to_user_flock64(abi_ulong target_flock_addr, +- const struct flock64 *fl) ++static inline abi_long copy_to_user_flock(abi_ulong target_flock_addr, ++ const struct flock *fl) + { +- struct target_flock64 *target_fl; ++ struct target_flock *target_fl; + short l_type; + + if (!lock_user_struct(VERIFY_WRITE, target_fl, target_flock_addr, 0)) { +@@ -7060,7 +7005,7 @@ static inline abi_long copy_to_user_flock64(abi_ulong target_flock_addr, + + static abi_long do_fcntl(int fd, int cmd, abi_ulong arg) + { +- struct flock64 fl64; ++ struct flock fl64; + #ifdef F_GETOWN_EX + struct f_owner_ex fox; + struct target_f_owner_ex *target_fox; +@@ -7073,6 +7018,7 @@ static abi_long do_fcntl(int fd, int cmd, abi_ulong arg) + + switch(cmd) { + case TARGET_F_GETLK: ++ case TARGET_F_OFD_GETLK: + ret = copy_from_user_flock(&fl64, arg); + if (ret) { + return ret; +@@ -7082,32 +7028,11 @@ static abi_long do_fcntl(int fd, int cmd, abi_ulong arg) + ret = copy_to_user_flock(arg, &fl64); + } + break; +- + case TARGET_F_SETLK: + case TARGET_F_SETLKW: +- ret = copy_from_user_flock(&fl64, arg); +- if (ret) { +- return ret; +- } +- ret = get_errno(safe_fcntl(fd, host_cmd, &fl64)); +- break; +- +- case TARGET_F_GETLK64: +- case TARGET_F_OFD_GETLK: +- ret = copy_from_user_flock64(&fl64, arg); +- if (ret) { +- return ret; +- } +- ret = get_errno(safe_fcntl(fd, host_cmd, &fl64)); +- if (ret == 0) { +- ret = copy_to_user_flock64(arg, &fl64); +- } +- break; +- case TARGET_F_SETLK64: +- case TARGET_F_SETLKW64: + case TARGET_F_OFD_SETLK: + case TARGET_F_OFD_SETLKW: +- ret = copy_from_user_flock64(&fl64, arg); ++ ret = copy_from_user_flock(&fl64, arg); + if (ret) { + return ret; + } +@@ -7332,7 +7257,7 @@ static inline abi_long target_truncate64(CPUArchState *cpu_env, const char *arg1 + arg2 = arg3; + arg3 = arg4; + } +- return get_errno(truncate64(arg1, target_offset64(arg2, arg3))); ++ return get_errno(truncate(arg1, target_offset64(arg2, arg3))); + } + #endif + +@@ -7346,7 +7271,7 @@ static inline abi_long target_ftruncate64(CPUArchState *cpu_env, abi_long arg1, + arg2 = arg3; + arg3 = arg4; + } +- return get_errno(ftruncate64(arg1, target_offset64(arg2, arg3))); ++ return get_errno(ftruncate(arg1, target_offset64(arg2, arg3))); + } + #endif + +@@ -8452,7 +8377,7 @@ static int do_getdents(abi_long dirfd, abi_long arg2, abi_long count) + void *tdirp; + int hlen, hoff, toff; + int hreclen, treclen; +- off64_t prev_diroff = 0; ++ off_t prev_diroff = 0; + + hdirp = g_try_malloc(count); + if (!hdirp) { +@@ -8505,7 +8430,7 @@ static int do_getdents(abi_long dirfd, abi_long arg2, abi_long count) + * Return what we have, resetting the file pointer to the + * location of the first record not returned. + */ +- lseek64(dirfd, prev_diroff, SEEK_SET); ++ lseek(dirfd, prev_diroff, SEEK_SET); + break; + } + +@@ -8539,7 +8464,7 @@ static int do_getdents64(abi_long dirfd, abi_long arg2, abi_long count) + void *tdirp; + int hlen, hoff, toff; + int hreclen, treclen; +- off64_t prev_diroff = 0; ++ off_t prev_diroff = 0; + + hdirp = g_try_malloc(count); + if (!hdirp) { +@@ -8581,7 +8506,7 @@ static int do_getdents64(abi_long dirfd, abi_long arg2, abi_long count) + * Return what we have, resetting the file pointer to the + * location of the first record not returned. + */ +- lseek64(dirfd, prev_diroff, SEEK_SET); ++ lseek(dirfd, prev_diroff, SEEK_SET); + break; + } + +@@ -11114,7 +11039,7 @@ static abi_long do_syscall1(CPUArchState *cpu_env, int num, abi_long arg1, + return -TARGET_EFAULT; + } + } +- ret = get_errno(pread64(arg1, p, arg3, target_offset64(arg4, arg5))); ++ ret = get_errno(pread(arg1, p, arg3, target_offset64(arg4, arg5))); + unlock_user(p, arg2, ret); + return ret; + case TARGET_NR_pwrite64: +@@ -11131,7 +11056,7 @@ static abi_long do_syscall1(CPUArchState *cpu_env, int num, abi_long arg1, + return -TARGET_EFAULT; + } + } +- ret = get_errno(pwrite64(arg1, p, arg3, target_offset64(arg4, arg5))); ++ ret = get_errno(pwrite(arg1, p, arg3, target_offset64(arg4, arg5))); + unlock_user(p, arg2, 0); + return ret; + #endif +@@ -11954,14 +11879,14 @@ static abi_long do_syscall1(CPUArchState *cpu_env, int num, abi_long arg1, + case TARGET_NR_fcntl64: + { + int cmd; +- struct flock64 fl; +- from_flock64_fn *copyfrom = copy_from_user_flock64; +- to_flock64_fn *copyto = copy_to_user_flock64; ++ struct flock fl; ++ from_flock_fn *copyfrom = copy_from_user_flock; ++ to_flock_fn *copyto = copy_to_user_flock; + + #ifdef TARGET_ARM + if (!cpu_env->eabi) { +- copyfrom = copy_from_user_oabi_flock64; +- copyto = copy_to_user_oabi_flock64; ++ copyfrom = copy_from_user_oabi_flock; ++ copyto = copy_to_user_oabi_flock; + } + #endif + +@@ -11971,7 +11896,7 @@ static abi_long do_syscall1(CPUArchState *cpu_env, int num, abi_long arg1, + } + + switch(arg2) { +- case TARGET_F_GETLK64: ++ case TARGET_F_GETLK: + ret = copyfrom(&fl, arg3); + if (ret) { + break; +@@ -11982,8 +11907,8 @@ static abi_long do_syscall1(CPUArchState *cpu_env, int num, abi_long arg1, + } + break; + +- case TARGET_F_SETLK64: +- case TARGET_F_SETLKW64: ++ case TARGET_F_SETLK: ++ case TARGET_F_SETLKW: + ret = copyfrom(&fl, arg3); + if (ret) { + break; +-- +2.39.0 + |