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arch/tile: cleanups for tilegx compat mode

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These changes make the syscall table line up correctly for
tilegx compat mode, and remove the stale sys32_fadvise64() function,
which isn't actually used by any syscall table.

Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
This commit is contained in:
Chris Metcalf 2011-05-17 15:52:22 -04:00
parent f4de51de2e
commit 818d8462bb
3 changed files with 1 additions and 21 deletions
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2
arch/tile/include/asm/unistd.h
View File

@ -15,7 +15,7 @@
#if !defined(_ASM_TILE_UNISTD_H) || defined(__SYSCALL)
#define _ASM_TILE_UNISTD_H
#ifndef __LP64__
#if !defined(__LP64__) || defined(__SYSCALL_COMPAT)
/* Use the flavor of this syscall that matches the 32-bit API better. */
#define __ARCH_WANT_SYNC_FILE_RANGE2
#endif

11
arch/tile/kernel/compat.c
View File

@ -142,19 +142,8 @@ long tile_compat_sys_msgrcv(int msqid,
#define compat_sys_msgsnd tile_compat_sys_msgsnd
/* See comments in sys.c */
#define compat_sys_fadvise64 sys32_fadvise64
#define compat_sys_fadvise64_64 sys32_fadvise64_64
#define compat_sys_readahead sys32_readahead
#define compat_sys_sync_file_range compat_sys_sync_file_range2
/* We leverage the "struct stat64" type for 32-bit time_t/nsec. */
#define compat_sys_stat64 sys_stat64
#define compat_sys_lstat64 sys_lstat64
#define compat_sys_fstat64 sys_fstat64
#define compat_sys_fstatat64 sys_fstatat64
/* The native sys_ptrace dynamically handles compat binaries. */
#define compat_sys_ptrace sys_ptrace
/* Call the trampolines to manage pt_regs where necessary. */
#define compat_sys_execve _compat_sys_execve

9
arch/tile/kernel/sys.c
View File

@ -56,13 +56,6 @@ ssize_t sys32_readahead(int fd, u32 offset_lo, u32 offset_hi, u32 count)
return sys_readahead(fd, ((loff_t)offset_hi << 32) | offset_lo, count);
}
long sys32_fadvise64(int fd, u32 offset_lo, u32 offset_hi,
u32 len, int advice)
{
return sys_fadvise64_64(fd, ((loff_t)offset_hi << 32) | offset_lo,
len, advice);
}
int sys32_fadvise64_64(int fd, u32 offset_lo, u32 offset_hi,
u32 len_lo, u32 len_hi, int advice)
{
@ -103,10 +96,8 @@ SYSCALL_DEFINE6(mmap, unsigned long, addr, unsigned long, len,
#ifndef __tilegx__
/* See comments at the top of the file. */
#define sys_fadvise64 sys32_fadvise64
#define sys_fadvise64_64 sys32_fadvise64_64
#define sys_readahead sys32_readahead
#define sys_sync_file_range sys_sync_file_range2
#endif
/* Call the trampolines to manage pt_regs where necessary. */