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arm64: Use the generic compat_sys_sendfile() implementation

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The generic implementation of compat_sys_sendfile() has been introduced
by commit 8f9c0119. This patch removes the arm64 implementation in
favour of the generic one.

Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
This commit is contained in:
Catalin Marinas 2012-10-03 11:20:20 +01:00
parent 27222a3d2b
commit e048d004a5
2 changed files with 1 additions and 20 deletions
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1
arch/arm64/include/asm/unistd32.h
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@ -752,3 +752,4 @@ __SYSCALL(__NR_syncfs, sys_syncfs)
#define __ARCH_WANT_SYS_SIGPENDING
#define __ARCH_WANT_SYS_SIGPROCMASK
#define __ARCH_WANT_COMPAT_SYS_RT_SIGSUSPEND
#define __ARCH_WANT_COMPAT_SYS_SENDFILE

20
arch/arm64/kernel/sys_compat.c
View File

@ -84,26 +84,6 @@ asmlinkage int compat_sys_sched_rr_get_interval(compat_pid_t pid,
return ret;
}
asmlinkage int compat_sys_sendfile(int out_fd, int in_fd,
compat_off_t __user *offset, s32 count)
{
mm_segment_t old_fs = get_fs();
int ret;
off_t of;
if (offset && get_user(of, offset))
return -EFAULT;
set_fs(KERNEL_DS);
ret = sys_sendfile(out_fd, in_fd, offset ? (off_t __user *)&of : NULL,
count);
set_fs(old_fs);
if (offset && put_user(of, offset))
return -EFAULT;
return ret;
}
static inline void
do_compat_cache_op(unsigned long start, unsigned long end, int flags)
{