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authorRohan McLure <rmclure@linux.ibm.com>2022-09-21 16:55:53 +1000
committerMichael Ellerman <mpe@ellerman.id.au>2022-09-28 19:21:26 +1000
commitb7fa9ce86d32baf2a3a8bf8fdaa44870084edd85 (patch)
tree698ff1f9010aee3f7c1711c9eef8ae7d5d170461 /arch/powerpc/include/asm
parentpowerpc: Remove direct call to personality syscall handler (diff)
downloadlinux-dev-b7fa9ce86d32baf2a3a8bf8fdaa44870084edd85.tar.xz
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powerpc: Remove direct call to mmap2 syscall handlers
Syscall handlers should not be invoked internally by their symbol names, as these symbols defined by the architecture-defined SYSCALL_DEFINE macro. Move the compatibility syscall definition for mmap2 to syscalls.c, so that all mmap implementations can share a helper function. Remove 'inline' on static mmap helper. Signed-off-by: Rohan McLure <rmclure@linux.ibm.com> Reviewed-by: Nicholas Piggin <npiggin@gmail.com> [mpe: Fix compat_sys_mmap2() prototype and offset handling] Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://lore.kernel.org/r/20220921065605.1051927-14-rmclure@linux.ibm.com
Diffstat (limited to 'arch/powerpc/include/asm')
-rw-r--r--arch/powerpc/include/asm/syscalls.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/include/asm/syscalls.h b/arch/powerpc/include/asm/syscalls.h
index 565b4b1d7d41..6610dc8d078a 100644
--- a/arch/powerpc/include/asm/syscalls.h
+++ b/arch/powerpc/include/asm/syscalls.h
@@ -34,7 +34,7 @@ long ppc_fadvise64_64(int fd, int advice, u32 offset_high, u32 offset_low,
u32 len_high, u32 len_low);
#ifdef CONFIG_COMPAT
-unsigned long compat_sys_mmap2(unsigned long addr, size_t len,
+long compat_sys_mmap2(unsigned long addr, size_t len,
unsigned long prot, unsigned long flags,
unsigned long fd, unsigned long pgoff);