AcoSail/kernel_optimize_test
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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mattst88/alpha-2.6

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* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mattst88/alpha-2.6:
  alpha: Convert BUG() to use unreachable()
  alpha: Add minimal support for software performance events
  alpha: Wire up missing/new syscalls
This commit is contained in:
Linus Torvalds 2009-12-19 12:38:55 -08:00
commit dd59f6c76b
5 changed files with 43 additions and 3 deletions
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1
arch/alpha/Kconfig
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@ -9,6 +9,7 @@ config ALPHA
select HAVE_IDE
select HAVE_OPROFILE
select HAVE_SYSCALL_WRAPPERS
select HAVE_PERF_EVENTS
help
The Alpha is a 64-bit general-purpose processor designed and
marketed by the Digital Equipment Corporation of blessed memory,

3
arch/alpha/include/asm/bug.h
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@ -13,7 +13,8 @@
"call_pal %0 # bugchk\n\t" \
".long %1\n\t.8byte %2" \
: : "i"(PAL_bugchk), "i"(__LINE__), "i"(__FILE__)); \
for ( ; ; ); } while (0)
unreachable(); \
} while (0)
#define HAVE_ARCH_BUG
#endif

9
arch/alpha/include/asm/perf_event.h Normal file
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@ -0,0 +1,9 @@
#ifndef __ASM_ALPHA_PERF_EVENT_H
#define __ASM_ALPHA_PERF_EVENT_H
/* Alpha only supports software events through this interface. */
static inline void set_perf_event_pending(void) { }
#define PERF_EVENT_INDEX_OFFSET 0
#endif /* __ASM_ALPHA_PERF_EVENT_H */

17
arch/alpha/include/asm/unistd.h
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@ -247,6 +247,7 @@
#define __IGNORE_pause
#define __IGNORE_time
#define __IGNORE_utime
#define __IGNORE_umount2
/*
* Linux-specific system calls begin at 300
@ -434,10 +435,24 @@
#define __NR_timerfd 477
#define __NR_eventfd 478
#define __NR_recvmmsg 479
#define __NR_fallocate 480
#define __NR_timerfd_create 481
#define __NR_timerfd_settime 482
#define __NR_timerfd_gettime 483
#define __NR_signalfd4 484
#define __NR_eventfd2 485
#define __NR_epoll_create1 486
#define __NR_dup3 487
#define __NR_pipe2 488
#define __NR_inotify_init1 489
#define __NR_preadv 490
#define __NR_pwritev 491
#define __NR_rt_tgsigqueueinfo 492
#define __NR_perf_event_open 493
#ifdef __KERNEL__
#define NR_SYSCALLS 480
#define NR_SYSCALLS 494
#define __ARCH_WANT_IPC_PARSE_VERSION
#define __ARCH_WANT_OLD_READDIR

16
arch/alpha/kernel/systbls.S
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@ -495,9 +495,23 @@ sys_call_table:
.quad sys_epoll_pwait
.quad sys_utimensat /* 475 */
.quad sys_signalfd
.quad sys_ni_syscall
.quad sys_ni_syscall /* sys_timerfd */
.quad sys_eventfd
.quad sys_recvmmsg
.quad sys_fallocate /* 480 */
.quad sys_timerfd_create
.quad sys_timerfd_settime
.quad sys_timerfd_gettime
.quad sys_signalfd4
.quad sys_eventfd2 /* 485 */
.quad sys_epoll_create1
.quad sys_dup3
.quad sys_pipe2
.quad sys_inotify_init1
.quad sys_preadv /* 490 */
.quad sys_pwritev
.quad sys_rt_tgsigqueueinfo
.quad sys_perf_event_open
.size sys_call_table, . - sys_call_table
.type sys_call_table, @object