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authorArnd Bergmann <arnd@arndb.de>2019-10-25 22:56:17 +0200
committerArnd Bergmann <arnd@arndb.de>2019-11-15 14:38:29 +0100
commit75d319c06e6a76f67549c0ae1007dc3167804f4e (patch)
tree5aed38b6b958308fe83e580a6222767a91bd2b1e /include/linux/syscalls.h
parenty2038: rusage: use __kernel_old_timeval (diff)
downloadlinux-dev-75d319c06e6a76f67549c0ae1007dc3167804f4e.tar.xz
linux-dev-75d319c06e6a76f67549c0ae1007dc3167804f4e.zip
y2038: syscalls: change remaining timeval to __kernel_old_timeval
All of the remaining syscalls that pass a timeval (gettimeofday, utime, futimesat) can trivially be changed to pass a __kernel_old_timeval instead, which has a compatible layout, but avoids ambiguity with the timeval type in user space. Acked-by: Christian Brauner <christian.brauner@ubuntu.com> Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'include/linux/syscalls.h')
-rw-r--r--include/linux/syscalls.h10
1 files changed, 5 insertions, 5 deletions
diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h
index 2f27bc9d5ef0..e665920fa359 100644
--- a/include/linux/syscalls.h
+++ b/include/linux/syscalls.h
@@ -51,7 +51,7 @@ struct statx;
struct __sysctl_args;
struct sysinfo;
struct timespec;
-struct timeval;
+struct __kernel_old_timeval;
struct __kernel_timex;
struct timezone;
struct tms;
@@ -732,7 +732,7 @@ asmlinkage long sys_prctl(int option, unsigned long arg2, unsigned long arg3,
asmlinkage long sys_getcpu(unsigned __user *cpu, unsigned __user *node, struct getcpu_cache __user *cache);
/* kernel/time.c */
-asmlinkage long sys_gettimeofday(struct timeval __user *tv,
+asmlinkage long sys_gettimeofday(struct __kernel_old_timeval __user *tv,
struct timezone __user *tz);
asmlinkage long sys_settimeofday(struct timeval __user *tv,
struct timezone __user *tz);
@@ -1082,9 +1082,9 @@ asmlinkage long sys_time32(old_time32_t __user *tloc);
asmlinkage long sys_utime(char __user *filename,
struct utimbuf __user *times);
asmlinkage long sys_utimes(char __user *filename,
- struct timeval __user *utimes);
+ struct __kernel_old_timeval __user *utimes);
asmlinkage long sys_futimesat(int dfd, const char __user *filename,
- struct timeval __user *utimes);
+ struct __kernel_old_timeval __user *utimes);
#endif
asmlinkage long sys_futimesat_time32(unsigned int dfd,
const char __user *filename,
@@ -1098,7 +1098,7 @@ asmlinkage long sys_getdents(unsigned int fd,
struct linux_dirent __user *dirent,
unsigned int count);
asmlinkage long sys_select(int n, fd_set __user *inp, fd_set __user *outp,
- fd_set __user *exp, struct timeval __user *tvp);
+ fd_set __user *exp, struct __kernel_old_timeval __user *tvp);
asmlinkage long sys_poll(struct pollfd __user *ufds, unsigned int nfds,
int timeout);
asmlinkage long sys_epoll_wait(int epfd, struct epoll_event __user *events,