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Merge tag 'please-pull-misc-3.9' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux

Pull misc ia64 bits from Tony Luck.

* tag 'please-pull-misc-3.9' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux:
  MAINTAINERS: update SGI & ia64 Altix stuff
  sysctl: Enable IA64 "ignore-unaligned-usertrap" to be used cross-arch
Linus Torvalds 12 years ago
parent
commit
27ea6dfdc2
4 changed files with 17 additions and 11 deletions
  1. 2 9
      MAINTAINERS
  2. 1 0
      arch/ia64/Kconfig
  3. 7 0
      init/Kconfig
  4. 7 2
      kernel/sysctl.c

+ 2 - 9
MAINTAINERS

@@ -6841,7 +6841,8 @@ S:	Supported
 F:	drivers/net/ethernet/sfc/
 
 SGI GRU DRIVER
-M:	Jack Steiner <steiner@sgi.com>
+M:	Dimitri Sivanich <sivanich@sgi.com>
+M:	Robin Holt <holt@sgi.com>
 S:	Maintained
 F:	drivers/misc/sgi-gru/
 
@@ -7036,14 +7037,6 @@ L:	linux-fbdev@vger.kernel.org
 S:	Maintained
 F:	drivers/video/smscufx.c
 
-SN-IA64 (Itanium) SUB-PLATFORM
-M:	Jes Sorensen <jes@sgi.com>
-L:	linux-altix@sgi.com
-L:	linux-ia64@vger.kernel.org
-W:	http://www.sgi.com/altix
-S:	Maintained
-F:	arch/ia64/sn/
-
 SOC-CAMERA V4L2 SUBSYSTEM
 M:	Guennadi Liakhovetski <g.liakhovetski@gmx.de>
 L:	linux-media@vger.kernel.org

+ 1 - 0
arch/ia64/Kconfig

@@ -39,6 +39,7 @@ config IA64
 	select ARCH_THREAD_INFO_ALLOCATOR
 	select ARCH_CLOCKSOURCE_DATA
 	select GENERIC_TIME_VSYSCALL_OLD
+	select SYSCTL_ARCH_UNALIGN_NO_WARN
 	select HAVE_MOD_ARCH_SPECIFIC
 	select MODULES_USE_ELF_RELA
 	default y

+ 7 - 0
init/Kconfig

@@ -1229,6 +1229,13 @@ config SYSCTL_EXCEPTION_TRACE
 	help
 	  Enable support for /proc/sys/debug/exception-trace.
 
+config SYSCTL_ARCH_UNALIGN_NO_WARN
+	bool
+	help
+	  Enable support for /proc/sys/kernel/ignore-unaligned-usertrap
+	  Allows arch to define/use @no_unaligned_warning to possibly warn
+	  about unaligned access emulation going on under the hood.
+
 config KALLSYMS
 	 bool "Load all symbols for debugging/ksymoops" if EXPERT
 	 default y

+ 7 - 2
kernel/sysctl.c

@@ -162,10 +162,13 @@ extern int unaligned_enabled;
 #endif
 
 #ifdef CONFIG_IA64
-extern int no_unaligned_warning;
 extern int unaligned_dump_stack;
 #endif
 
+#ifdef CONFIG_SYSCTL_ARCH_UNALIGN_NO_WARN
+extern int no_unaligned_warning;
+#endif
+
 #ifdef CONFIG_PROC_SYSCTL
 static int proc_do_cad_pid(struct ctl_table *table, int write,
 		  void __user *buffer, size_t *lenp, loff_t *ppos);
@@ -919,7 +922,7 @@ static struct ctl_table kern_table[] = {
 		.proc_handler	= proc_doulongvec_minmax,
 	},
 #endif
-#ifdef CONFIG_IA64
+#ifdef CONFIG_SYSCTL_ARCH_UNALIGN_NO_WARN
 	{
 		.procname	= "ignore-unaligned-usertrap",
 		.data		= &no_unaligned_warning,
@@ -927,6 +930,8 @@ static struct ctl_table kern_table[] = {
 	 	.mode		= 0644,
 		.proc_handler	= proc_dointvec,
 	},
+#endif
+#ifdef CONFIG_IA64
 	{
 		.procname	= "unaligned-dump-stack",
 		.data		= &unaligned_dump_stack,