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authorLinus Torvalds <torvalds@linux-foundation.org>2009-12-19 12:38:55 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-12-19 12:38:55 -0800
commitdd59f6c76b265ed2ff18b497d6105a9511b1feb1 (patch)
tree20b2dada6ef16126c8e4c372d65790cc5b757b86 /arch
parent70e66a5079b2b33f142303d31581cf03f7af98fe (diff)
parentacadbfb90a54673d6c8b05aa4e93218433890411 (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mattst88/alpha-2.6
* '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
Diffstat (limited to 'arch')
-rw-r--r--arch/alpha/Kconfig1
-rw-r--r--arch/alpha/include/asm/bug.h3
-rw-r--r--arch/alpha/include/asm/perf_event.h9
-rw-r--r--arch/alpha/include/asm/unistd.h17
-rw-r--r--arch/alpha/kernel/systbls.S16
5 files changed, 43 insertions, 3 deletions
diff --git a/arch/alpha/Kconfig b/arch/alpha/Kconfig
index 443448154f3..bd7261ea8f9 100644
--- a/arch/alpha/Kconfig
+++ b/arch/alpha/Kconfig
@@ -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,
diff --git a/arch/alpha/include/asm/bug.h b/arch/alpha/include/asm/bug.h
index 1720c8ad86f..f091682e3cc 100644
--- a/arch/alpha/include/asm/bug.h
+++ b/arch/alpha/include/asm/bug.h
@@ -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
diff --git a/arch/alpha/include/asm/perf_event.h b/arch/alpha/include/asm/perf_event.h
new file mode 100644
index 00000000000..3bef8522017
--- /dev/null
+++ b/arch/alpha/include/asm/perf_event.h
@@ -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 */
diff --git a/arch/alpha/include/asm/unistd.h b/arch/alpha/include/asm/unistd.h
index 7f23665122d..804e5311c84 100644
--- a/arch/alpha/include/asm/unistd.h
+++ b/arch/alpha/include/asm/unistd.h
@@ -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
diff --git a/arch/alpha/kernel/systbls.S b/arch/alpha/kernel/systbls.S
index cda6b8b3d57..09acb786e72 100644
--- a/arch/alpha/kernel/systbls.S
+++ b/arch/alpha/kernel/systbls.S
@@ -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