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authorLinus Torvalds <torvalds@linux-foundation.org>2008-10-23 08:28:25 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-10-23 08:28:25 -0700
commit9bf9b2f3ad6362cdc9ef79291d440a92960b8f51 (patch)
treec50a317a619096a6ec84c243fafef50388004df6 /arch/powerpc/kernel/misc_64.S
parent9779a8325a9bbf4ccd3853e0e4064984cf9da9c9 (diff)
parent54622f10a6aabb8bb2bdacf3dd070046f03dc246 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc
* git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc: (53 commits) powerpc: Support for relocatable kdump kernel powerpc: Don't use a 16G page if beyond mem= limits powerpc: Add del_node() for early boot code to prune inapplicable devices. powerpc: Further compile fixup for STRICT_MM_TYPECHECKS powerpc: Remove empty #else from signal_64.c powerpc: Move memory size print into common show_cpuinfo for 32-bit hvc_console: Remove __devexit annotation of hvc_remove() hvc_console: Add support for tty window resizing hvc_console: Fix loop if put_char() returns 0 hvc_console: Add tty driver flag TTY_DRIVER_RESET_TERMIOS hvc_console: Add a hangup notifier for backends powerpc/83xx: Add DS1339 RTC support for MPC8349E-mITX boards .dts powerpc/83xx: Add support for MCU microcontroller in .dts files powerpc/85xx: Move mpc8572ds.dts to address-cells/size-cells = <2> of/spi: Support specifying chip select as active high via device tree powerpc: Remove device_type = "board_control" properties in .dts files i2c-cpm: Suppress autoprobing for devices powerpc/85xx: Fix mpc8536ds dma interrupt numbers powerpc/85xx: Enable enhanced functions for 8536 TSEC powerpc: Delete unused prom_strtoul and prom_memparse ...
Diffstat (limited to 'arch/powerpc/kernel/misc_64.S')
-rw-r--r--arch/powerpc/kernel/misc_64.S9
1 files changed, 6 insertions, 3 deletions
diff --git a/arch/powerpc/kernel/misc_64.S b/arch/powerpc/kernel/misc_64.S
index 3053fe5c62f..a243fd072a7 100644
--- a/arch/powerpc/kernel/misc_64.S
+++ b/arch/powerpc/kernel/misc_64.S
@@ -611,10 +611,12 @@ real_mode: /* assume normal blr return */
/*
- * kexec_sequence(newstack, start, image, control, clear_all())
+ * kexec_sequence(newstack, start, image, control, clear_all(), kdump_flag)
*
* does the grungy work with stack switching and real mode switches
* also does simple calls to other code
+ *
+ * kdump_flag says whether the next kernel should be a kdump kernel.
*/
_GLOBAL(kexec_sequence)
@@ -647,7 +649,7 @@ _GLOBAL(kexec_sequence)
mr r29,r5 /* image (virt) */
mr r28,r6 /* control, unused */
mr r27,r7 /* clear_all() fn desc */
- mr r26,r8 /* spare */
+ mr r26,r8 /* kdump flag */
lhz r25,PACAHWCPUID(r13) /* get our phys cpu from paca */
/* disable interrupts, we are overwriting kernel data next */
@@ -709,5 +711,6 @@ _GLOBAL(kexec_sequence)
mr r4,r30 # start, aka phys mem offset
mtlr 4
li r5,0
- blr /* image->start(physid, image->start, 0); */
+ mr r6,r26 /* kdump_flag */
+ blr /* image->start(physid, image->start, 0, kdump_flag); */
#endif /* CONFIG_KEXEC */