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Commit db217dec 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:
  sunxvr500: Ignore secondary output PCI devices.
  sparc64: Implement perf_arch_fetch_caller_regs
  sparc64: Update defconfig.
  sparc64: Fix array size reported by vmemmap_populate()
  sparc: Fix regset register window handling.
  drivers/serial/sunsu.c: Correct use after free
parents 8ce42c8b bdd32ce9

arch/sparc/configs/sparc64_defconfig

+16 −12
Original line number Diff line number Diff line 
#

# Automatically generated make config: don't edit

# Linux kernel version: 2.6.33

# Wed Mar  3 02:54:29 2010

# Linux kernel version: 2.6.34-rc3

# Sat Apr  3 15:49:56 2010

#

CONFIG_64BIT=y

CONFIG_SPARC=y
@@ -23,6 +23,7 @@ CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK=y 
CONFIG_NEED_PER_CPU_PAGE_FIRST_CHUNK=y

CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y

CONFIG_MMU=y

CONFIG_NEED_DMA_MAP_STATE=y

CONFIG_ARCH_NO_VIRT_TO_BUS=y

CONFIG_OF=y

CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC=y
@@ -439,6 +440,7 @@ CONFIG_MISC_DEVICES=y 
# CONFIG_ENCLOSURE_SERVICES is not set

# CONFIG_HP_ILO is not set

# CONFIG_ISL29003 is not set

# CONFIG_SENSORS_TSL2550 is not set

# CONFIG_DS1682 is not set

# CONFIG_C2PORT is not set
@@ -511,6 +513,7 @@ CONFIG_BLK_DEV_IDEDMA=y 
#

# SCSI device support

#

CONFIG_SCSI_MOD=y

CONFIG_RAID_ATTRS=m

CONFIG_SCSI=y

CONFIG_SCSI_DMA=y
@@ -888,6 +891,7 @@ CONFIG_SERIAL_SUNHV=y 
CONFIG_SERIAL_CORE=y

CONFIG_SERIAL_CORE_CONSOLE=y

# CONFIG_SERIAL_JSM is not set

# CONFIG_SERIAL_TIMBERDALE is not set

# CONFIG_SERIAL_GRLIB_GAISLER_APBUART is not set

CONFIG_UNIX98_PTYS=y

# CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set
@@ -935,6 +939,7 @@ CONFIG_I2C_ALGOBIT=y 
#

# CONFIG_I2C_OCORES is not set

# CONFIG_I2C_SIMTEC is not set

# CONFIG_I2C_XILINX is not set



#

# External I2C/SMBus adapter drivers
@@ -948,15 +953,9 @@ CONFIG_I2C_ALGOBIT=y 
#

# CONFIG_I2C_PCA_PLATFORM is not set

# CONFIG_I2C_STUB is not set



#

# Miscellaneous I2C Chip support

#

# CONFIG_SENSORS_TSL2550 is not set

# CONFIG_I2C_DEBUG_CORE is not set

# CONFIG_I2C_DEBUG_ALGO is not set

# CONFIG_I2C_DEBUG_BUS is not set

# CONFIG_I2C_DEBUG_CHIP is not set

# CONFIG_SPI is not set



#
@@ -982,10 +981,11 @@ CONFIG_HWMON=y 
# CONFIG_SENSORS_ADM1029 is not set

# CONFIG_SENSORS_ADM1031 is not set

# CONFIG_SENSORS_ADM9240 is not set

# CONFIG_SENSORS_ADT7411 is not set

# CONFIG_SENSORS_ADT7462 is not set

# CONFIG_SENSORS_ADT7470 is not set

# CONFIG_SENSORS_ADT7473 is not set

# CONFIG_SENSORS_ADT7475 is not set

# CONFIG_SENSORS_ASC7621 is not set

# CONFIG_SENSORS_ATXP1 is not set

# CONFIG_SENSORS_DS1621 is not set

# CONFIG_SENSORS_I5K_AMB is not set
@@ -1052,18 +1052,21 @@ CONFIG_SSB_POSSIBLE=y 
# Multifunction device drivers

#

# CONFIG_MFD_CORE is not set

# CONFIG_MFD_88PM860X is not set

# CONFIG_MFD_SM501 is not set

# CONFIG_HTC_PASIC3 is not set

# CONFIG_TWL4030_CORE is not set

# CONFIG_MFD_TMIO is not set

# CONFIG_PMIC_DA903X is not set

# CONFIG_PMIC_ADP5520 is not set

# CONFIG_MFD_MAX8925 is not set

# CONFIG_MFD_WM8400 is not set

# CONFIG_MFD_WM831X is not set

# CONFIG_MFD_WM8350_I2C is not set

# CONFIG_MFD_WM8994 is not set

# CONFIG_MFD_PCF50633 is not set

# CONFIG_AB3100_CORE is not set

# CONFIG_MFD_88PM8607 is not set

# CONFIG_LPC_SCH is not set

# CONFIG_REGULATOR is not set

# CONFIG_MEDIA_SUPPORT is not set
@@ -1113,6 +1116,7 @@ CONFIG_FB_FFB=y 
# CONFIG_FB_LEO is not set

CONFIG_FB_XVR500=y

CONFIG_FB_XVR2500=y

CONFIG_FB_XVR1000=y

# CONFIG_FB_S1D13XXX is not set

# CONFIG_FB_NVIDIA is not set

# CONFIG_FB_RIVA is not set
@@ -1430,7 +1434,6 @@ CONFIG_USB_STORAGE=m 
# CONFIG_USB_RIO500 is not set

# CONFIG_USB_LEGOTOWER is not set

# CONFIG_USB_LCD is not set

# CONFIG_USB_BERRY_CHARGE is not set

# CONFIG_USB_LED is not set

# CONFIG_USB_CYPRESS_CY7C63 is not set

# CONFIG_USB_CYTHERM is not set
@@ -1443,7 +1446,6 @@ CONFIG_USB_STORAGE=m 
# CONFIG_USB_IOWARRIOR is not set

# CONFIG_USB_TEST is not set

# CONFIG_USB_ISIGHTFW is not set

# CONFIG_USB_VST is not set

# CONFIG_USB_GADGET is not set



#
@@ -1610,6 +1612,7 @@ CONFIG_MISC_FILESYSTEMS=y 
# CONFIG_BEFS_FS is not set

# CONFIG_BFS_FS is not set

# CONFIG_EFS_FS is not set

# CONFIG_LOGFS is not set

# CONFIG_CRAMFS is not set

# CONFIG_SQUASHFS is not set

# CONFIG_VXFS_FS is not set
@@ -1624,6 +1627,7 @@ CONFIG_NETWORK_FILESYSTEMS=y 
# CONFIG_NFS_FS is not set

# CONFIG_NFSD is not set

# CONFIG_SMB_FS is not set

# CONFIG_CEPH_FS is not set

# CONFIG_CIFS is not set

# CONFIG_NCP_FS is not set

# CONFIG_CODA_FS is not set

arch/sparc/kernel/helpers.S

+75 −0
Original line number Diff line number Diff line
@@ -46,6 +46,81 @@ stack_trace_flush: 
	 nop

	.size		stack_trace_flush,.-stack_trace_flush



#ifdef CONFIG_PERF_EVENTS

	.globl		perf_arch_fetch_caller_regs

	.type		perf_arch_fetch_caller_regs,#function

perf_arch_fetch_caller_regs:

	/* We always read the %pstate into %o5 since we will use

	 * that to construct a fake %tstate to store into the regs.

	 */

	rdpr		%pstate, %o5

	brz,pn		%o2, 50f

	 mov		%o2, %g7



	/* Turn off interrupts while we walk around the register

	 * window by hand.

	 */

	wrpr		%o5, PSTATE_IE, %pstate



	/* The %canrestore tells us how many register windows are

	 * still live in the chip above us, past that we have to

	 * walk the frame as saved on the stack.   We stash away

	 * the %cwp in %g1 so we can return back to the original

	 * register window.

	 */

	rdpr		%cwp, %g1

	rdpr		%canrestore, %g2

	sub		%g1, 1, %g3



	/* We have the skip count in %g7, if it hits zero then

	 * %fp/%i7 are the registers we need.  Otherwise if our

	 * %canrestore count maintained in %g2 hits zero we have

	 * to start traversing the stack.

	 */

10:	brz,pn		%g2, 4f

	 sub		%g2, 1, %g2

	wrpr		%g3, %cwp

	subcc		%g7, 1, %g7

	bne,pt		%xcc, 10b

	 sub		%g3, 1, %g3



	/* We found the values we need in the cpu's register

	 * windows.

	 */

	mov		%fp, %g3

	ba,pt		%xcc, 3f

	 mov		%i7, %g2



50:	mov		%fp, %g3

	ba,pt		%xcc, 2f

	 mov		%i7, %g2



	/* We hit the end of the valid register windows in the

	 * cpu, start traversing the stack frame.

	 */

4:	mov		%fp, %g3



20:	ldx		[%g3 + STACK_BIAS + RW_V9_I7], %g2

	subcc		%g7, 1, %g7

	bne,pn		%xcc, 20b

	 ldx		[%g3 + STACK_BIAS + RW_V9_I6], %g3



	/* Restore the current register window position and

	 * re-enable interrupts.

	 */

3:	wrpr		%g1, %cwp

	wrpr		%o5, %pstate



2:	stx		%g3, [%o0 + PT_V9_FP]

	sllx		%o5, 8, %o5

	stx		%o5, [%o0 + PT_V9_TSTATE]

	stx		%g2, [%o0 + PT_V9_TPC]

	add		%g2, 4, %g2

	retl

	 stx		%g2, [%o0 + PT_V9_TNPC]

	.size		perf_arch_fetch_caller_regs,.-perf_arch_fetch_caller_regs

#endif /* CONFIG_PERF_EVENTS */



#ifdef CONFIG_SMP

	.globl		hard_smp_processor_id

	.type		hard_smp_processor_id,#function

arch/sparc/kernel/ptrace_32.c

+4 −0
Original line number Diff line number Diff line
@@ -65,6 +65,7 @@ static int genregs32_get(struct task_struct *target, 
			*k++ = regs->u_regs[pos++];



		reg_window = (unsigned long __user *) regs->u_regs[UREG_I6];

		reg_window -= 16;

		for (; count > 0 && pos < 32; count--) {

			if (get_user(*k++, &reg_window[pos++]))

				return -EFAULT;
@@ -76,6 +77,7 @@ static int genregs32_get(struct task_struct *target, 
		}



		reg_window = (unsigned long __user *) regs->u_regs[UREG_I6];

		reg_window -= 16;

		for (; count > 0 && pos < 32; count--) {

			if (get_user(reg, &reg_window[pos++]) ||

			    put_user(reg, u++))
@@ -141,6 +143,7 @@ static int genregs32_set(struct task_struct *target, 
			regs->u_regs[pos++] = *k++;



		reg_window = (unsigned long __user *) regs->u_regs[UREG_I6];

		reg_window -= 16;

		for (; count > 0 && pos < 32; count--) {

			if (put_user(*k++, &reg_window[pos++]))

				return -EFAULT;
@@ -153,6 +156,7 @@ static int genregs32_set(struct task_struct *target, 
		}



		reg_window = (unsigned long __user *) regs->u_regs[UREG_I6];

		reg_window -= 16;

		for (; count > 0 && pos < 32; count--) {

			if (get_user(reg, u++) ||

			    put_user(reg, &reg_window[pos++]))

arch/sparc/kernel/ptrace_64.c

+4 −0
Original line number Diff line number Diff line
@@ -492,6 +492,7 @@ static int genregs32_get(struct task_struct *target, 
			*k++ = regs->u_regs[pos++];



		reg_window = (compat_ulong_t __user *) regs->u_regs[UREG_I6];

		reg_window -= 16;

		if (target == current) {

			for (; count > 0 && pos < 32; count--) {

				if (get_user(*k++, &reg_window[pos++]))
@@ -516,6 +517,7 @@ static int genregs32_get(struct task_struct *target, 
		}



		reg_window = (compat_ulong_t __user *) regs->u_regs[UREG_I6];

		reg_window -= 16;

		if (target == current) {

			for (; count > 0 && pos < 32; count--) {

				if (get_user(reg, &reg_window[pos++]) ||
@@ -599,6 +601,7 @@ static int genregs32_set(struct task_struct *target, 
			regs->u_regs[pos++] = *k++;



		reg_window = (compat_ulong_t __user *) regs->u_regs[UREG_I6];

		reg_window -= 16;

		if (target == current) {

			for (; count > 0 && pos < 32; count--) {

				if (put_user(*k++, &reg_window[pos++]))
@@ -625,6 +628,7 @@ static int genregs32_set(struct task_struct *target, 
		}



		reg_window = (compat_ulong_t __user *) regs->u_regs[UREG_I6];

		reg_window -= 16;

		if (target == current) {

			for (; count > 0 && pos < 32; count--) {

				if (get_user(reg, u++) ||

arch/sparc/mm/init_64.c

+1 −1
Original line number Diff line number Diff line
@@ -2117,7 +2117,7 @@ int __meminit vmemmap_populate(struct page *start, unsigned long nr, int node) 
			       "node=%d entry=%lu/%lu\n", start, block, nr,

			       node,

			       addr >> VMEMMAP_CHUNK_SHIFT,

			       VMEMMAP_SIZE >> VMEMMAP_CHUNK_SHIFT);

			       VMEMMAP_SIZE);

		}

	}

	return 0;