Commit 44d2d371 authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6 

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6:
  sparc64: Add some more commentary to __raw_local_irq_save()
  sparc64: Fix memory leak in pci_register_iommu_region().
  sparc64: Add kmemleak annotation to sun4v_build_virq()
  sparc64: Support kmemleak.
  sparc64: Add function graph tracer support.
  sparc64: Give a stack frame to the ftrace call sites.
  sparc64: Use a seperate counter for timer interrupts and NMI checks, like x86.
  sparc64: Remove profiling from some low-level bits.
  sparc64: Kill unnecessary static on local var in ftrace_call_replace().
  sparc64: Kill CONFIG_STACK_DEBUG code.
  sparc64: Add HAVE_FUNCTION_TRACE_MCOUNT_TEST and tidy up.
  sparc64: Adjust __raw_local_irq_save() to cooperate in NMIs.
  sparc64: Use kstack_valid() in die_if_kernel().
parents 465de2ba c011f80b

arch/sparc/Kconfig

+3 −0
Original line number Diff line number Diff line
@@ -37,6 +37,9 @@ config SPARC64 
	def_bool 64BIT

	select ARCH_SUPPORTS_MSI

	select HAVE_FUNCTION_TRACER

	select HAVE_FUNCTION_GRAPH_TRACER

	select HAVE_FUNCTION_GRAPH_FP_TEST

	select HAVE_FUNCTION_TRACE_MCOUNT_TEST

	select HAVE_KRETPROBES

	select HAVE_KPROBES

	select HAVE_LMB

arch/sparc/Kconfig.debug

+1 −4
Original line number Diff line number Diff line
@@ -19,13 +19,10 @@ config DEBUG_DCFLUSH 
	bool "D-cache flush debugging"

	depends on SPARC64 && DEBUG_KERNEL



config STACK_DEBUG

	bool "Stack Overflow Detection Support"



config MCOUNT

	bool

	depends on SPARC64

	depends on STACK_DEBUG || FUNCTION_TRACER

	depends on FUNCTION_TRACER

	default y



config FRAME_POINTER

arch/sparc/include/asm/cpudata_64.h

+1 −1
Original line number Diff line number Diff line
@@ -17,7 +17,7 @@ typedef struct { 
	unsigned int	__nmi_count;

	unsigned long	clock_tick;	/* %tick's per second */

	unsigned long	__pad;

	unsigned int	__pad1;

	unsigned int	irq0_irqs;

	unsigned int	__pad2;



	/* Dcache line 2, rarely used */

arch/sparc/include/asm/irqflags_64.h

+20 −3
Original line number Diff line number Diff line
@@ -76,9 +76,26 @@ static inline int raw_irqs_disabled(void) 
 */

static inline unsigned long __raw_local_irq_save(void)

{

	unsigned long flags = __raw_local_save_flags();

	unsigned long flags, tmp;



	raw_local_irq_disable();

	/* Disable interrupts to PIL_NORMAL_MAX unless we already

	 * are using PIL_NMI, in which case PIL_NMI is retained.

	 *

	 * The only values we ever program into the %pil are 0,

	 * PIL_NORMAL_MAX and PIL_NMI.

	 *

	 * Since PIL_NMI is the largest %pil value and all bits are

	 * set in it (0xf), it doesn't matter what PIL_NORMAL_MAX

	 * actually is.

	 */

	__asm__ __volatile__(

		"rdpr	%%pil, %0\n\t"

		"or	%0, %2, %1\n\t"

		"wrpr	%1, 0x0, %%pil"

		: "=r" (flags), "=r" (tmp)

		: "i" (PIL_NORMAL_MAX)

		: "memory"

	);



	return flags;

}

arch/sparc/kernel/Makefile

+9 −1
Original line number Diff line number Diff line
@@ -13,6 +13,14 @@ extra-y += init_task.o 
CPPFLAGS_vmlinux.lds := -Usparc -m$(BITS)

extra-y              += vmlinux.lds



ifdef CONFIG_FUNCTION_TRACER

# Do not profile debug and lowlevel utilities

CFLAGS_REMOVE_ftrace.o := -pg

CFLAGS_REMOVE_time_$(BITS).o := -pg

CFLAGS_REMOVE_perf_event.o := -pg

CFLAGS_REMOVE_pcr.o := -pg

endif



obj-$(CONFIG_SPARC32)   += entry.o wof.o wuf.o

obj-$(CONFIG_SPARC32)   += etrap_32.o

obj-$(CONFIG_SPARC32)   += rtrap_32.o
@@ -85,7 +93,7 @@ obj-$(CONFIG_KGDB) += kgdb_$(BITS).o 




obj-$(CONFIG_DYNAMIC_FTRACE) += ftrace.o

CFLAGS_REMOVE_ftrace.o := -pg

obj-$(CONFIG_FUNCTION_GRAPH_TRACER) += ftrace.o



obj-$(CONFIG_EARLYFB) += btext.o

obj-$(CONFIG_STACKTRACE)     += stacktrace.o

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