Commit 373c3925 authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge branch 'parisc-5.1-2' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux 

Pull parisc fixes from Helge Deller:
 "A 32-bit boot regression fix introduced in the merge window, a QEMU
  detection fix and two fixes by Sven regarding ptrace & kprobes"

* 'parisc-5.1-2' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux:
  parisc: Detect QEMU earlier in boot process
  parisc: also set iaoq_b in instruction_pointer_set()
  parisc: regs_return_value() should return gpr28
  Revert: parisc: Use F_EXTEND() macro in iosapic code
parents 10dce8af d006e95b

arch/parisc/include/asm/ptrace.h

+3 −2
Original line number Diff line number Diff line
@@ -22,13 +22,14 @@ unsigned long profile_pc(struct pt_regs *); 


static inline unsigned long regs_return_value(struct pt_regs *regs)

{

	return regs->gr[20];

	return regs->gr[28];

}



static inline void instruction_pointer_set(struct pt_regs *regs,

						unsigned long val)

{

	regs->iaoq[0] = val;

	regs->iaoq[1] = val + 4;

}



/* Query offset/name of register from its name/offset */

arch/parisc/kernel/process.c

+0 −6
Original line number Diff line number Diff line
@@ -210,12 +210,6 @@ void __cpuidle arch_cpu_idle(void) 


static int __init parisc_idle_init(void)

{

	const char *marker;



	/* check QEMU/SeaBIOS marker in PAGE0 */

	marker = (char *) &PAGE0->pad0;

	running_on_qemu = (memcmp(marker, "SeaBIOS", 8) == 0);



	if (!running_on_qemu)

		cpu_idle_poll_ctrl(1);

arch/parisc/kernel/setup.c

+3 −0
Original line number Diff line number Diff line
@@ -397,6 +397,9 @@ void __init start_parisc(void) 
	int ret, cpunum;

	struct pdc_coproc_cfg coproc_cfg;



	/* check QEMU/SeaBIOS marker in PAGE0 */

	running_on_qemu = (memcmp(&PAGE0->pad0, "SeaBIOS", 8) == 0);



	cpunum = smp_processor_id();



	init_cpu_topology();

drivers/parisc/iosapic.c

+5 −1
Original line number Diff line number Diff line
@@ -157,8 +157,12 @@ 
#define DBG_IRT(x...)

#endif



#ifdef CONFIG_64BIT

#define COMPARE_IRTE_ADDR(irte, hpa)	((irte)->dest_iosapic_addr == (hpa))

#else

#define COMPARE_IRTE_ADDR(irte, hpa)	\

		((irte)->dest_iosapic_addr == F_EXTEND(hpa))

		((irte)->dest_iosapic_addr == ((hpa) | 0xffffffff00000000ULL))

#endif



#define IOSAPIC_REG_SELECT              0x00

#define IOSAPIC_REG_WINDOW              0x10

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