26 Feb
2024
26 Feb
'24
10:21 a.m.
- Renamed `ts32_struct` to `__ts32_struct` like `__ts64_struct`
and moved its definition to the header.
- Removed extra space from TO_ITS64_P() macro.
Signed-off-by: Dmitry Chestnykh <dm.chestnykh(a)gmail.com>
---
include/internal/time64_helpers.h | 7 ++++++-
libc/sysdeps/linux/arm/bits/kernel_stat.h | 21 +++++++------------
libc/sysdeps/linux/powerpc/bits/kernel_stat.h | 20 +++++++-----------
libc/sysdeps/linux/xtensa/bits/kernel_stat.h | 20 +++++++-----------
4 files changed, 27 insertions(+), 41 deletions(-)
diff --git a/include/internal/time64_helpers.h b/include/internal/time64_helpers.h
index 7a78e8388..0f912f4bf 100644
--- a/include/internal/time64_helpers.h
+++ b/include/internal/time64_helpers.h
@@ -5,6 +5,11 @@
#include <time.h>
#include <stddef.h>
+struct __ts32_struct {
+ __S32_TYPE tv_sec;
+ __S32_TYPE tv_nsec;
+};
+
struct __ts64_struct {
__S64_TYPE tv_sec;
__S64_TYPE tv_nsec;
@@ -21,7 +26,7 @@ struct __its64_struct {
__S64_TYPE value_tv_nsec;
};
-#define TO_ITS64_P(__its) (((struct itimerspec *)(__its)) ? \
+#define TO_ITS64_P(__its) (((struct itimerspec *)(__its)) ? \
(&(struct __its64_struct) {.interval_tv_sec = ((struct
itimerspec *)(__its))->it_interval.tv_sec, \
.interval_tv_nsec = ((struct
itimerspec *)(__its))->it_interval.tv_nsec, \
.value_tv_sec = ((struct itimerspec
*)(__its))->it_value.tv_sec, \
diff --git a/libc/sysdeps/linux/arm/bits/kernel_stat.h
b/libc/sysdeps/linux/arm/bits/kernel_stat.h
index 8bddb4085..45c8e9681 100644
--- a/libc/sysdeps/linux/arm/bits/kernel_stat.h
+++ b/libc/sysdeps/linux/arm/bits/kernel_stat.h
@@ -6,14 +6,7 @@
* different opinion on the subject... */
#if defined(__UCLIBC_USE_TIME64__)
-
-#include <bits/types.h>
-
-struct ts32_struct {
- __S32_TYPE tv_sec;
- __S32_TYPE tv_nsec;
-};
-
+#include "internal/time64_helpers.h"
#endif
struct kernel_stat {
@@ -38,9 +31,9 @@ struct kernel_stat {
unsigned long st_blksize;
unsigned long st_blocks;
#if defined(__UCLIBC_USE_TIME64__)
- struct ts32_struct __st_atim32;
- struct ts32_struct __st_mtim32;
- struct ts32_struct __st_ctim32;
+ struct __ts32_struct __st_atim32;
+ struct __ts32_struct __st_mtim32;
+ struct __ts32_struct __st_ctim32;
#else
struct timespec st_atim;
struct timespec st_mtim;
@@ -68,9 +61,9 @@ struct kernel_stat64 {
unsigned long st_blksize;
unsigned long long st_blocks; /* Number 512-byte blocks allocated. */
#if defined(__UCLIBC_USE_TIME64__)
- struct ts32_struct __st_atim32;
- struct ts32_struct __st_mtim32;
- struct ts32_struct __st_ctim32;
+ struct __ts32_struct __st_atim32;
+ struct __ts32_struct __st_mtim32;
+ struct __ts32_struct __st_ctim32;
#else
struct timespec st_atim;
struct timespec st_mtim;
diff --git a/libc/sysdeps/linux/powerpc/bits/kernel_stat.h
b/libc/sysdeps/linux/powerpc/bits/kernel_stat.h
index 0e76120ab..c28ef2a9a 100644
--- a/libc/sysdeps/linux/powerpc/bits/kernel_stat.h
+++ b/libc/sysdeps/linux/powerpc/bits/kernel_stat.h
@@ -6,13 +6,7 @@
* different opinion on the subject... */
#if defined(__UCLIBC_USE_TIME64__)
-#include <bits/types.h>
-
-struct ts32_struct {
- __S32_TYPE tv_sec;
- __S32_TYPE tv_nsec;
-};
-
+#include "internal/time64_helpers.h"
#endif
#if __WORDSIZE == 64
@@ -30,9 +24,9 @@ struct kernel_stat {
unsigned long st_blksize;
unsigned long st_blocks;
#if defined(__UCLIBC_USE_TIME64__)
- struct ts32_struct __st_atim32;
- struct ts32_struct __st_mtim32;
- struct ts32_struct __st_ctim32;
+ struct __ts32_struct __st_atim32;
+ struct __ts32_struct __st_mtim32;
+ struct __ts32_struct __st_ctim32;
#else
struct timespec st_atim;
struct timespec st_mtim;
@@ -56,9 +50,9 @@ struct kernel_stat64 {
long st_blksize; /* Optimal block size for I/O. */
long long st_blocks; /* Number 512-byte blocks allocated. */
#if defined(__UCLIBC_USE_TIME64__)
- struct ts32_struct __st_atim32;
- struct ts32_struct __st_mtim32;
- struct ts32_struct __st_ctim32;
+ struct __ts32_struct __st_atim32;
+ struct __ts32_struct __st_mtim32;
+ struct __ts32_struct __st_ctim32;
#else
struct timespec st_atim;
struct timespec st_mtim;
diff --git a/libc/sysdeps/linux/xtensa/bits/kernel_stat.h
b/libc/sysdeps/linux/xtensa/bits/kernel_stat.h
index 80ccdb76a..07ff39540 100644
--- a/libc/sysdeps/linux/xtensa/bits/kernel_stat.h
+++ b/libc/sysdeps/linux/xtensa/bits/kernel_stat.h
@@ -6,13 +6,7 @@
* different opinion on the subject... */
#if defined(__UCLIBC_USE_TIME64__)
-#include <bits/types.h>
-
-struct ts32_struct {
- __S32_TYPE tv_sec;
- __S32_TYPE tv_nsec;
-};
-
+#include "internal/time64_helpers.h"
#endif
struct kernel_stat {
@@ -27,9 +21,9 @@ struct kernel_stat {
unsigned long st_blksize;
unsigned long st_blocks;
#if defined(__UCLIBC_USE_TIME64__)
- struct ts32_struct __st_atim32;
- struct ts32_struct __st_mtim32;
- struct ts32_struct __st_ctim32;
+ struct __ts32_struct __st_atim32;
+ struct __ts32_struct __st_mtim32;
+ struct __ts32_struct __st_ctim32;
#else
struct timespec st_atim;
struct timespec st_mtim;
@@ -52,9 +46,9 @@ struct kernel_stat64 {
unsigned long __uclibc_unused2;
unsigned long long st_blocks; /* Number 512-byte blocks allocated. */
#if defined(__UCLIBC_USE_TIME64__)
- struct ts32_struct __st_atim32;
- struct ts32_struct __st_mtim32;
- struct ts32_struct __st_ctim32;
+ struct __ts32_struct __st_atim32;
+ struct __ts32_struct __st_mtim32;
+ struct __ts32_struct __st_ctim32;
#else
struct timespec st_atim; /* Time of last access. */
struct timespec st_mtim; /* Time of last modification. */
--
2.44.0
26 Feb
26 Feb
10:21 a.m.
New subject: [PATCH 2/2] Add time64 support for MIPS32.
Signed-off-by: Dmitry Chestnykh <dm.chestnykh(a)gmail.com>
---
extra/Configs/Config.in | 5 +-
libc/sysdeps/linux/common/fstatat.c | 2 +-
libc/sysdeps/linux/common/xstatconv.c | 6 +-
libc/sysdeps/linux/mips/bits/kernel_stat.h | 4 ++
libc/sysdeps/linux/mips/bits/sem.h | 13 +++-
.../unix/sysv/linux/mips/lowlevellock.h | 61 +++++++++++++++++++
6 files changed, 85 insertions(+), 6 deletions(-)
diff --git a/extra/Configs/Config.in b/extra/Configs/Config.in
index f11a63b79..c7c502040 100644
--- a/extra/Configs/Config.in
+++ b/extra/Configs/Config.in
@@ -1026,7 +1026,10 @@ config UCLIBC_FALLBACK_TO_ETC_LOCALTIME
config UCLIBC_USE_TIME64
bool "Use *time64 syscalls instead of 32bit ones (if possible)"
- depends on TARGET_arm || TARGET_powerpc || TARGET_xtensa
+ depends on TARGET_arm || \
+ (TARGET_mips && !CONFIG_MIPS_N64_ABI) || \
+ TARGET_powerpc || \
+ TARGET_xtensa
# TODO: add support for other architectures
default n
diff --git a/libc/sysdeps/linux/common/fstatat.c b/libc/sysdeps/linux/common/fstatat.c
index 8064722d2..d4f566a62 100644
--- a/libc/sysdeps/linux/common/fstatat.c
+++ b/libc/sysdeps/linux/common/fstatat.c
@@ -62,7 +62,7 @@ int fstatat(int fd, const char *file, struct stat *buf, int flag)
.st_mtim.tv_nsec = tmp.stx_mtime.tv_nsec,
.st_ctim.tv_sec = tmp.stx_ctime.tv_sec,
.st_ctim.tv_nsec = tmp.stx_ctime.tv_nsec,
-#if defined(__UCLIBC_USE_TIME64__)
+#if defined(__UCLIBC_USE_TIME64__) && !defined(__mips__)
.__st_atim32.tv_sec = stx.stx_atime.tv_sec,
.__st_atim32.tv_nsec = stx.stx_atime.tv_nsec,
.__st_mtim32.tv_sec = stx.stx_mtime.tv_sec,
diff --git a/libc/sysdeps/linux/common/xstatconv.c
b/libc/sysdeps/linux/common/xstatconv.c
index 4b0a7424e..391804e66 100644
--- a/libc/sysdeps/linux/common/xstatconv.c
+++ b/libc/sysdeps/linux/common/xstatconv.c
@@ -37,7 +37,7 @@ void __xstat_conv(struct kernel_stat *kbuf, struct stat *buf)
buf->st_size = kbuf->st_size;
buf->st_blksize = kbuf->st_blksize;
buf->st_blocks = kbuf->st_blocks;
-#if defined(__UCLIBC_USE_TIME64__)
+#if defined(__UCLIBC_USE_TIME64__) && !defined(__mips__)
buf->st_atim.tv_sec = kbuf->__st_atim32.tv_sec;
buf->st_atim.tv_nsec = kbuf->__st_atim32.tv_nsec;
buf->st_mtim.tv_sec = kbuf->__st_mtim32.tv_sec;
@@ -68,7 +68,7 @@ void __xstat32_conv(struct kernel_stat64 *kbuf, struct stat *buf)
buf->st_size = kbuf->st_size;
buf->st_blksize = kbuf->st_blksize;
buf->st_blocks = kbuf->st_blocks;
-#if defined(__UCLIBC_USE_TIME64__)
+#if defined(__UCLIBC_USE_TIME64__) && !defined(__mips__)
buf->st_atim.tv_sec = kbuf->__st_atim32.tv_sec;
buf->st_atim.tv_nsec = kbuf->__st_atim32.tv_nsec;
buf->st_mtim.tv_sec = kbuf->__st_mtim32.tv_sec;
@@ -102,7 +102,7 @@ void __xstat64_conv(struct kernel_stat64 *kbuf, struct stat64 *buf)
buf->st_size = kbuf->st_size;
buf->st_blksize = kbuf->st_blksize;
buf->st_blocks = kbuf->st_blocks;
-#if defined(__UCLIBC_USE_TIME64__)
+#if defined(__UCLIBC_USE_TIME64__) && !defined(__mips__)
buf->st_atim.tv_sec = kbuf->__st_atim32.tv_sec;
buf->st_atim.tv_nsec = kbuf->__st_atim32.tv_nsec;
buf->st_mtim.tv_sec = kbuf->__st_mtim32.tv_sec;
diff --git a/libc/sysdeps/linux/mips/bits/kernel_stat.h
b/libc/sysdeps/linux/mips/bits/kernel_stat.h
index a2a6169a3..23a6ce61a 100644
--- a/libc/sysdeps/linux/mips/bits/kernel_stat.h
+++ b/libc/sysdeps/linux/mips/bits/kernel_stat.h
@@ -14,7 +14,11 @@ typedef struct {
} __ktimespec_t;
#else
typedef struct {
+#if defined(__UCLIBC_USE_TIME64__)
+ __S32_TYPE tv_sec;
+#else
time_t tv_sec;
+#endif
unsigned long tv_nsec;
} __ktimespec_t;
#endif
diff --git a/libc/sysdeps/linux/mips/bits/sem.h b/libc/sysdeps/linux/mips/bits/sem.h
index 3e4e9682b..35eaa05c3 100644
--- a/libc/sysdeps/linux/mips/bits/sem.h
+++ b/libc/sysdeps/linux/mips/bits/sem.h
@@ -38,9 +38,20 @@
struct semid_ds
{
struct ipc_perm sem_perm; /* operation permission struct */
- __time_t sem_otime; /* last semop() time */
+#if defined(__UCLIBC_USE_TIME64__)
+ unsigned long int __sem_otime_internal_1; /* last semop() time */
+ unsigned long int __sem_otime_internal_2;
+ unsigned long int __sem_ctime_internal_1; /* last time changed by semctl() */
+ unsigned long int __sem_ctime_internal_2;
+#else
+ __time_t sem_otime; /* last semop() time */
__time_t sem_ctime; /* last time changed by semctl() */
+#endif
unsigned long int sem_nsems; /* number of semaphores in set */
+#if defined(__UCLIBC_USE_TIME64__)
+ __time_t sem_otime;
+ __time_t sem_ctime;
+#endif
unsigned long int __uclibc_unused1;
unsigned long int __uclibc_unused2;
};
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/mips/lowlevellock.h
b/libpthread/nptl/sysdeps/unix/sysv/linux/mips/lowlevellock.h
index 450a286b4..9fc000a91 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/mips/lowlevellock.h
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/mips/lowlevellock.h
@@ -26,6 +26,10 @@
#include <sysdep.h>
#include <bits/kernel-features.h>
+#if defined(__UCLIBC_USE_TIME64__)
+#include "internal/time64_helpers.h"
+#endif
+
#define FUTEX_WAIT 0
#define FUTEX_WAKE 1
#define FUTEX_REQUEUE 3
@@ -77,6 +81,30 @@
#define lll_futex_wait(futexp, val, private) \
lll_futex_timed_wait(futexp, val, NULL, private)
+#if defined(__UCLIBC_USE_TIME64__) && defined(__NR_futex_time64)
+
+#define lll_futex_timed_wait(futexp, val, timespec, private) \
+ ({ \
+ INTERNAL_SYSCALL_DECL (__err); \
+ long int __ret attribute_unused; \
+ __ret = INTERNAL_SYSCALL (futex_time64, __err, 4, (long) (futexp), \
+ __lll_private_flag (FUTEX_WAIT, private), \
+ (val), (TO_TS64_P(timespec))); \
+ INTERNAL_SYSCALL_ERROR_P (__ret, __err) ? -__ret : __ret; \
+ })
+
+#define lll_futex_wake(futexp, nr, private) \
+ ({ \
+ INTERNAL_SYSCALL_DECL (__err); \
+ long int __ret attribute_unused; \
+ __ret = INTERNAL_SYSCALL (futex_time64, __err, 4, (long) (futexp), \
+ __lll_private_flag (FUTEX_WAKE, private), \
+ (nr), 0); \
+ INTERNAL_SYSCALL_ERROR_P (__ret, __err) ? -__ret : __ret; \
+ })
+
+#else
+
#define lll_futex_timed_wait(futexp, val, timespec, private) \
({ \
INTERNAL_SYSCALL_DECL (__err); \
@@ -97,6 +125,8 @@
INTERNAL_SYSCALL_ERROR_P (__ret, __err) ? -__ret : __ret; \
})
+#endif
+
#define lll_robust_dead(futexv, private) \
do \
{ \
@@ -106,6 +136,35 @@
} \
while (0)
+#if defined(__UCLIBC_USE_TIME64__) && defined(__NR_futex_time64)
+
+/* Returns non-zero if error happened, zero if success. */
+#define lll_futex_requeue(futexp, nr_wake, nr_move, mutex, val, private) \
+ ({ \
+ INTERNAL_SYSCALL_DECL (__err); \
+ long int __ret attribute_unused; \
+ __ret = INTERNAL_SYSCALL (futex_time64, __err, 6, (long) (futexp), \
+ __lll_private_flag (FUTEX_CMP_REQUEUE, private),\
+ (nr_wake), (nr_move), (mutex), (val)); \
+ INTERNAL_SYSCALL_ERROR_P (__ret, __err); \
+ })
+
+/* Returns non-zero if error happened, zero if success. */
+#define lll_futex_wake_unlock(futexp, nr_wake, nr_wake2, futexp2, private) \
+ ({ \
+ INTERNAL_SYSCALL_DECL (__err); \
+ long int __ret attribute_unused; \
+ \
+ __ret = INTERNAL_SYSCALL (futex_time64, __err, 6, (futexp), \
+ __lll_private_flag (FUTEX_WAKE_OP, private), \
+ (nr_wake), (nr_wake2), (futexp2), \
+ FUTEX_OP_CLEAR_WAKE_IF_GT_ONE); \
+ INTERNAL_SYSCALL_ERROR_P (__ret, __err); \
+ })
+
+
+#else
+
/* Returns non-zero if error happened, zero if success. */
#define lll_futex_requeue(futexp, nr_wake, nr_move, mutex, val, private) \
({ \
@@ -130,6 +189,8 @@
INTERNAL_SYSCALL_ERROR_P (__ret, __err); \
})
+#endif
+
static inline int __attribute__((always_inline))
__lll_trylock(int *futex)
{
--
2.44.0
12:15 p.m.
Hi Dmitry,
Dmitry Chestnykh wrote,
- Renamed `ts32_struct` to `__ts32_struct` like
`__ts64_struct`
and moved its definition to the header.
- Removed extra space from TO_ITS64_P() macro.
Signed-off-by: Dmitry Chestnykh <dm.chestnykh(a)gmail.com>
Thanks, both patches applied and pushed.
best regards
Waldemar
69
days inactive
69
days old
2 comments
2 participants
participants (2)
-
Dmitry Chestnykh -
Waldemar Brodkorb