diff options
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/open.c | 15 | ||||
| -rw-r--r-- | fs/read_write.c | 9 | ||||
| -rw-r--r-- | fs/timerfd.c | 10 |
3 files changed, 28 insertions, 6 deletions
diff --git a/fs/open.c b/fs/open.c index 62f907e3bc36..e3441f58d2e1 100644 --- a/fs/open.c +++ b/fs/open.c @@ -30,6 +30,7 @@ #include <linux/fs_struct.h> #include <linux/ima.h> #include <linux/dnotify.h> +#include <linux/compat.h> #include "internal.h" @@ -140,6 +141,13 @@ SYSCALL_DEFINE2(truncate, const char __user *, path, long, length) return do_sys_truncate(path, length); } +#ifdef CONFIG_COMPAT +COMPAT_SYSCALL_DEFINE2(truncate, const char __user *, path, compat_off_t, length) +{ + return do_sys_truncate(path, length); +} +#endif + static long do_sys_ftruncate(unsigned int fd, loff_t length, int small) { struct inode *inode; @@ -195,6 +203,13 @@ SYSCALL_DEFINE2(ftruncate, unsigned int, fd, unsigned long, length) return ret; } +#ifdef CONFIG_COMPAT +COMPAT_SYSCALL_DEFINE2(ftruncate, unsigned int, fd, compat_ulong_t, length) +{ + return do_sys_ftruncate(fd, length, 1); +} +#endif + /* LFS versions of truncate are only needed on 32 bit machines */ #if BITS_PER_LONG == 32 SYSCALL_DEFINE(truncate64)(const char __user * path, loff_t length) diff --git a/fs/read_write.c b/fs/read_write.c index 3ae6dbe828bf..a698eff457fb 100644 --- a/fs/read_write.c +++ b/fs/read_write.c @@ -15,6 +15,7 @@ #include <linux/syscalls.h> #include <linux/pagemap.h> #include <linux/splice.h> +#include <linux/compat.h> #include "read_write.h" #include <asm/uaccess.h> @@ -247,6 +248,13 @@ SYSCALL_DEFINE3(lseek, unsigned int, fd, off_t, offset, unsigned int, whence) return retval; } +#ifdef CONFIG_COMPAT +COMPAT_SYSCALL_DEFINE3(lseek, unsigned int, fd, compat_off_t, offset, unsigned int, whence) +{ + return sys_lseek(fd, offset, whence); +} +#endif + #ifdef __ARCH_WANT_SYS_LLSEEK SYSCALL_DEFINE5(llseek, unsigned int, fd, unsigned long, offset_high, unsigned long, offset_low, loff_t __user *, result, @@ -278,7 +286,6 @@ out_putf: } #endif - /* * rw_verify_area doesn't like huge counts. We limit * them to something that fits in "int" so that others diff --git a/fs/timerfd.c b/fs/timerfd.c index 0e606b12a59d..32b644f03690 100644 --- a/fs/timerfd.c +++ b/fs/timerfd.c @@ -383,10 +383,10 @@ SYSCALL_DEFINE2(timerfd_gettime, int, ufd, struct itimerspec __user *, otmr) return copy_to_user(otmr, &kotmr, sizeof(kotmr)) ? -EFAULT: 0; } -#ifdef COMPAT +#ifdef CONFIG_COMPAT COMPAT_SYSCALL_DEFINE4(timerfd_settime, int, ufd, int, flags, - const struct itimerspec __user *, utmr, - struct itimerspec __user *, otmr) + const struct compat_itimerspec __user *, utmr, + struct compat_itimerspec __user *, otmr) { struct itimerspec new, old; int ret; @@ -402,12 +402,12 @@ COMPAT_SYSCALL_DEFINE4(timerfd_settime, int, ufd, int, flags, } COMPAT_SYSCALL_DEFINE2(timerfd_gettime, int, ufd, - struct itimerspec __user *, otmr) + struct compat_itimerspec __user *, otmr) { struct itimerspec kotmr; int ret = do_timerfd_gettime(ufd, &kotmr); if (ret) return ret; - return put_compat_itimerspec(otmr, &t) ? -EFAULT: 0; + return put_compat_itimerspec(otmr, &kotmr) ? -EFAULT: 0; } #endif |