diff options
| author | Arnd Bergmann <arnd@arndb.de> | 2021-09-09 01:18:29 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2021-09-09 01:32:35 +0300 |
| commit | a7a08b275a8bbade798c4bdaad07ade68fe7003c (patch) | |
| tree | 25076445a217fe41316ba7c589bc126d3919ff42 /arch/sparc/include/asm | |
| parent | 59ab844eed9c6b01d32dcb27b57accc23771b324 (diff) | |
| download | linux-a7a08b275a8bbade798c4bdaad07ade68fe7003c.tar.xz | |
arch: remove compat_alloc_user_space
All users of compat_alloc_user_space() and copy_in_user() have been
removed from the kernel, only a few functions in sparc remain that can be
changed to calling arch_copy_in_user() instead.
Link: https://lkml.kernel.org/r/20210727144859.4150043-7-arnd@kernel.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Christian Borntraeger <borntraeger@de.ibm.com>
Cc: Christoph Hellwig <hch@infradead.org>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Eric Biederman <ebiederm@xmission.com>
Cc: Feng Tang <feng.tang@intel.com>
Cc: Heiko Carstens <hca@linux.ibm.com>
Cc: Helge Deller <deller@gmx.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: "James E.J. Bottomley" <James.Bottomley@HansenPartnership.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Vasily Gorbik <gor@linux.ibm.com>
Cc: Will Deacon <will@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/sparc/include/asm')
| -rw-r--r-- | arch/sparc/include/asm/compat.h | 19 |
1 files changed, 0 insertions, 19 deletions
diff --git a/arch/sparc/include/asm/compat.h b/arch/sparc/include/asm/compat.h index 8b63410e830f..bd949fcf9d63 100644 --- a/arch/sparc/include/asm/compat.h +++ b/arch/sparc/include/asm/compat.h @@ -116,25 +116,6 @@ struct compat_statfs { #define COMPAT_OFF_T_MAX 0x7fffffff -#ifdef CONFIG_COMPAT -static inline void __user *arch_compat_alloc_user_space(long len) -{ - struct pt_regs *regs = current_thread_info()->kregs; - unsigned long usp = regs->u_regs[UREG_I6]; - - if (test_thread_64bit_stack(usp)) - usp += STACK_BIAS; - - if (test_thread_flag(TIF_32BIT)) - usp &= 0xffffffffUL; - - usp -= len; - usp &= ~0x7UL; - - return (void __user *) usp; -} -#endif - struct compat_ipc64_perm { compat_key_t key; __compat_uid32_t uid; |