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[PATCH] alpha pt_regs cleanups: machine_check() 

do set_irq_regs() in caller, kill pt_regs argument.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Al Viro 2006-10-08 14:44:38 +01:00 committed by Linus Torvalds
parent 3dbb8c6289
commit 4fa1970a23
20 changed files with 61 additions and 71 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
arch/alpha/kernel/core_apecs.c
View File

@ -387,8 +387,7 @@ apecs_pci_clr_err(void)
}
void
apecs_machine_check(unsigned long vector, unsigned long la_ptr,
struct pt_regs * regs)
apecs_machine_check(unsigned long vector, unsigned long la_ptr)
{
struct el_common *mchk_header;
struct el_apecs_procdata *mchk_procdata;
@ -412,7 +411,7 @@ apecs_machine_check(unsigned long vector, unsigned long la_ptr,
wrmces(0x7); /* reset machine check pending flag */
mb();
process_mcheck_info(vector, la_ptr, regs, "APECS",
process_mcheck_info(vector, la_ptr, "APECS",
(mcheck_expected(0)
&& (mchk_sysdata->epic_dcsr & 0x0c00UL)));
}

5
arch/alpha/kernel/core_cia.c
View File

@ -1192,8 +1192,7 @@ cia_decode_mchk(unsigned long la_ptr)
}
void
cia_machine_check(unsigned long vector, unsigned long la_ptr,
struct pt_regs * regs)
cia_machine_check(unsigned long vector, unsigned long la_ptr)
{
int expected;
@ -1208,5 +1207,5 @@ cia_machine_check(unsigned long vector, unsigned long la_ptr,
expected = mcheck_expected(0);
if (!expected && vector == 0x660)
expected = cia_decode_mchk(la_ptr);
process_mcheck_info(vector, la_ptr, regs, "CIA", expected);
process_mcheck_info(vector, la_ptr, "CIA", expected);
}

6
arch/alpha/kernel/core_lca.c
View File

@ -19,6 +19,7 @@
#include <linux/tty.h>
#include <asm/ptrace.h>
#include <asm/irq_regs.h>
#include <asm/smp.h>
#include "proto.h"
@ -386,8 +387,7 @@ ioc_error(__u32 stat0, __u32 stat1)
}
void
lca_machine_check(unsigned long vector, unsigned long la_ptr,
struct pt_regs *regs)
lca_machine_check(unsigned long vector, unsigned long la_ptr)
{
const char * reason;
union el_lca el;
@ -397,7 +397,7 @@ lca_machine_check(unsigned long vector, unsigned long la_ptr,
wrmces(rdmces()); /* reset machine check pending flag */
printk(KERN_CRIT "LCA machine check: vector=%#lx pc=%#lx code=%#x\n",
vector, regs->pc, (unsigned int) el.c->code);
vector, get_irq_regs()->pc, (unsigned int) el.c->code);
/*
* The first quadword after the common header always seems to

5
arch/alpha/kernel/core_mcpcia.c
View File

@ -572,8 +572,7 @@ mcpcia_print_system_area(unsigned long la_ptr)
}
void
mcpcia_machine_check(unsigned long vector, unsigned long la_ptr,
struct pt_regs * regs)
mcpcia_machine_check(unsigned long vector, unsigned long la_ptr)
{
struct el_common *mchk_header;
struct el_MCPCIA_uncorrected_frame_mcheck *mchk_logout;
@ -610,7 +609,7 @@ mcpcia_machine_check(unsigned long vector, unsigned long la_ptr,
wrmces(0x7);
mb();
process_mcheck_info(vector, la_ptr, regs, "MCPCIA", expected != 0);
process_mcheck_info(vector, la_ptr, "MCPCIA", expected != 0);
if (!expected && vector != 0x620 && vector != 0x630) {
mcpcia_print_uncorrectable(mchk_logout);
mcpcia_print_system_area(la_ptr);

5
arch/alpha/kernel/core_polaris.c
View File

@ -187,8 +187,7 @@ polaris_pci_clr_err(void)
}
void
polaris_machine_check(unsigned long vector, unsigned long la_ptr,
struct pt_regs * regs)
polaris_machine_check(unsigned long vector, unsigned long la_ptr)
{
/* Clear the error before any reporting. */
mb();
@ -198,6 +197,6 @@ polaris_machine_check(unsigned long vector, unsigned long la_ptr,
wrmces(0x7);
mb();
process_mcheck_info(vector, la_ptr, regs, "POLARIS",
process_mcheck_info(vector, la_ptr, "POLARIS",
mcheck_expected(0));
}

5
arch/alpha/kernel/core_t2.c
View File

@ -551,8 +551,7 @@ t2_clear_errors(int cpu)
* Hence all the taken/expected/any_expected/last_taken stuff...
*/
void
t2_machine_check(unsigned long vector, unsigned long la_ptr,
struct pt_regs * regs)
t2_machine_check(unsigned long vector, unsigned long la_ptr)
{
int cpu = smp_processor_id();
#ifdef CONFIG_VERBOSE_MCHECK
@ -618,5 +617,5 @@ t2_machine_check(unsigned long vector, unsigned long la_ptr,
}
#endif
process_mcheck_info(vector, la_ptr, regs, "T2", mcheck_expected(cpu));
process_mcheck_info(vector, la_ptr, "T2", mcheck_expected(cpu));
}

5
arch/alpha/kernel/core_tsunami.c
View File

@ -443,8 +443,7 @@ tsunami_pci_clr_err(void)
}
void
tsunami_machine_check(unsigned long vector, unsigned long la_ptr,
struct pt_regs * regs)
tsunami_machine_check(unsigned long vector, unsigned long la_ptr)
{
/* Clear error before any reporting. */
mb();
@ -454,6 +453,6 @@ tsunami_machine_check(unsigned long vector, unsigned long la_ptr,
wrmces(0x7);
mb();
process_mcheck_info(vector, la_ptr, regs, "TSUNAMI",
process_mcheck_info(vector, la_ptr, "TSUNAMI",
mcheck_expected(smp_processor_id()));
}

5
arch/alpha/kernel/core_wildfire.c
View File

@ -322,8 +322,7 @@ wildfire_init_arch(void)
}
void
wildfire_machine_check(unsigned long vector, unsigned long la_ptr,
struct pt_regs * regs)
wildfire_machine_check(unsigned long vector, unsigned long la_ptr)
{
mb();
mb(); /* magic */
@ -332,7 +331,7 @@ wildfire_machine_check(unsigned long vector, unsigned long la_ptr,
wrmces(0x7);
mb();
process_mcheck_info(vector, la_ptr, regs, "WILDFIRE",
process_mcheck_info(vector, la_ptr, "WILDFIRE",
mcheck_expected(smp_processor_id()));
}

5
arch/alpha/kernel/err_ev6.c
View File

@ -11,6 +11,7 @@
#include <linux/sched.h>
#include <asm/io.h>
#include <asm/irq_regs.h>
#include <asm/hwrpb.h>
#include <asm/smp.h>
#include <asm/err_common.h>
@ -229,7 +230,7 @@ ev6_process_logout_frame(struct el_common *mchk_header, int print)
}
void
ev6_machine_check(u64 vector, u64 la_ptr, struct pt_regs *regs)
ev6_machine_check(u64 vector, u64 la_ptr)
{
struct el_common *mchk_header = (struct el_common *)la_ptr;
@ -260,7 +261,7 @@ ev6_machine_check(u64 vector, u64 la_ptr, struct pt_regs *regs)
(unsigned int)vector, (int)smp_processor_id());
ev6_process_logout_frame(mchk_header, 1);
dik_show_regs(regs, NULL);
dik_show_regs(get_irq_regs(), NULL);
err_print_prefix = saved_err_prefix;
}

2
arch/alpha/kernel/err_ev7.c
View File

@ -118,7 +118,7 @@ ev7_collect_logout_frame_subpackets(struct el_subpacket *el_ptr,
}
void
ev7_machine_check(u64 vector, u64 la_ptr, struct pt_regs *regs)
ev7_machine_check(u64 vector, u64 la_ptr)
{
struct el_subpacket *el_ptr = (struct el_subpacket *)la_ptr;
char *saved_err_prefix = err_print_prefix;

10
arch/alpha/kernel/err_impl.h
View File

@ -60,26 +60,26 @@ extern struct ev7_lf_subpackets *
ev7_collect_logout_frame_subpackets(struct el_subpacket *,
struct ev7_lf_subpackets *);
extern void ev7_register_error_handlers(void);
extern void ev7_machine_check(u64, u64, struct pt_regs *);
extern void ev7_machine_check(u64, u64);
/*
* err_ev6.c
*/
extern void ev6_register_error_handlers(void);
extern int ev6_process_logout_frame(struct el_common *, int);
extern void ev6_machine_check(u64, u64, struct pt_regs *);
extern void ev6_machine_check(u64, u64);
/*
* err_marvel.c
*/
extern void marvel_machine_check(u64, u64, struct pt_regs *);
extern void marvel_machine_check(u64, u64);
extern void marvel_register_error_handlers(void);
/*
* err_titan.c
*/
extern int titan_process_logout_frame(struct el_common *, int);
extern void titan_machine_check(u64, u64, struct pt_regs *);
extern void titan_machine_check(u64, u64);
extern void titan_register_error_handlers(void);
extern int privateer_process_logout_frame(struct el_common *, int);
extern void privateer_machine_check(u64, u64, struct pt_regs *);
extern void privateer_machine_check(u64, u64);

4
arch/alpha/kernel/err_marvel.c
View File

@ -1042,7 +1042,7 @@ marvel_process_logout_frame(struct ev7_lf_subpackets *lf_subpackets, int print)
}
void
marvel_machine_check(u64 vector, u64 la_ptr, struct pt_regs *regs)
marvel_machine_check(u64 vector, u64 la_ptr)
{
struct el_subpacket *el_ptr = (struct el_subpacket *)la_ptr;
int (*process_frame)(struct ev7_lf_subpackets *, int) = NULL;
@ -1077,7 +1077,7 @@ marvel_machine_check(u64 vector, u64 la_ptr, struct pt_regs *regs)
default:
/* Don't know it - pass it up. */
ev7_machine_check(vector, la_ptr, regs);
ev7_machine_check(vector, la_ptr);
return;
}

14
arch/alpha/kernel/err_titan.c
View File

@ -379,7 +379,7 @@ titan_process_logout_frame(struct el_common *mchk_header, int print)
}
void
titan_machine_check(u64 vector, u64 la_ptr, struct pt_regs *regs)
titan_machine_check(u64 vector, u64 la_ptr)
{
struct el_common *mchk_header = (struct el_common *)la_ptr;
struct el_TITAN_sysdata_mcheck *tmchk =
@ -408,7 +408,7 @@ titan_machine_check(u64 vector, u64 la_ptr, struct pt_regs *regs)
* Only handle system errors here
*/
if ((vector != SCB_Q_SYSMCHK) && (vector != SCB_Q_SYSERR)) {
ev6_machine_check(vector, la_ptr, regs);
ev6_machine_check(vector, la_ptr);
return;
}
@ -442,7 +442,7 @@ titan_machine_check(u64 vector, u64 la_ptr, struct pt_regs *regs)
#ifdef CONFIG_VERBOSE_MCHECK
titan_process_logout_frame(mchk_header, alpha_verbose_mcheck);
if (alpha_verbose_mcheck)
dik_show_regs(regs, NULL);
dik_show_regs(get_irq_regs(), NULL);
#endif /* CONFIG_VERBOSE_MCHECK */
err_print_prefix = saved_err_prefix;
@ -452,7 +452,7 @@ titan_machine_check(u64 vector, u64 la_ptr, struct pt_regs *regs)
* machine checks to interrupts
*/
irqmask = tmchk->c_dirx & TITAN_MCHECK_INTERRUPT_MASK;
titan_dispatch_irqs(irqmask, regs);
titan_dispatch_irqs(irqmask, get_irq_regs());
}
@ -701,7 +701,7 @@ privateer_process_logout_frame(struct el_common *mchk_header, int print)
}
void
privateer_machine_check(u64 vector, u64 la_ptr, struct pt_regs *regs)
privateer_machine_check(u64 vector, u64 la_ptr)
{
struct el_common *mchk_header = (struct el_common *)la_ptr;
struct el_TITAN_sysdata_mcheck *tmchk =
@ -723,7 +723,7 @@ privateer_machine_check(u64 vector, u64 la_ptr, struct pt_regs *regs)
* Only handle system events here.
*/
if (vector != SCB_Q_SYSEVENT)
return titan_machine_check(vector, la_ptr, regs);
return titan_machine_check(vector, la_ptr);
/*
* Report the event - System Events should be reported even if no
@ -746,7 +746,7 @@ privateer_machine_check(u64 vector, u64 la_ptr, struct pt_regs *regs)
/*
* Dispatch the interrupt(s).
*/
titan_dispatch_irqs(irqmask, regs);
titan_dispatch_irqs(irqmask, get_irq_regs());
/*
* Release the logout frame.

11
arch/alpha/kernel/irq_alpha.c
View File

@ -72,7 +72,9 @@ do_entInt(unsigned long type, unsigned long vector,
set_irq_regs(old_regs);
return;
case 2:
alpha_mv.machine_check(vector, la_ptr, regs);
old_regs = set_irq_regs(regs);
alpha_mv.machine_check(vector, la_ptr);
set_irq_regs(old_regs);
return;
case 3:
old_regs = set_irq_regs(regs);
@ -125,8 +127,7 @@ struct mcheck_info __mcheck_info;
void
process_mcheck_info(unsigned long vector, unsigned long la_ptr,
struct pt_regs *regs, const char *machine,
int expected)
const char *machine, int expected)
{
struct el_common *mchk_header;
const char *reason;
@ -153,7 +154,7 @@ process_mcheck_info(unsigned long vector, unsigned long la_ptr,
mchk_header = (struct el_common *)la_ptr;
printk(KERN_CRIT "%s machine check: vector=0x%lx pc=0x%lx code=0x%x\n",
machine, vector, regs->pc, mchk_header->code);
machine, vector, get_irq_regs()->pc, mchk_header->code);
switch (mchk_header->code) {
/* Machine check reasons. Defined according to PALcode sources. */
@ -194,7 +195,7 @@ process_mcheck_info(unsigned long vector, unsigned long la_ptr,
printk(KERN_CRIT "machine check type: %s%s\n",
reason, mchk_header->retry ? " (retryable)" : "");
dik_show_regs(regs, NULL);
dik_show_regs(get_irq_regs(), NULL);
#ifdef CONFIG_VERBOSE_MCHECK
if (alpha_verbose_mcheck > 1) {

23
arch/alpha/kernel/proto.h
View File

@ -20,7 +20,7 @@ struct pci_controller;
extern struct pci_ops apecs_pci_ops;
extern void apecs_init_arch(void);
extern void apecs_pci_clr_err(void);
extern void apecs_machine_check(u64, u64, struct pt_regs *);
extern void apecs_machine_check(u64, u64);
extern void apecs_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
/* core_cia.c */
@ -29,7 +29,7 @@ extern void cia_init_pci(void);
extern void cia_init_arch(void);
extern void pyxis_init_arch(void);
extern void cia_kill_arch(int);
extern void cia_machine_check(u64, u64, struct pt_regs *);
extern void cia_machine_check(u64, u64);
extern void cia_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
/* core_irongate.c */
@ -42,14 +42,14 @@ extern void irongate_machine_check(u64, u64, struct pt_regs *);
/* core_lca.c */
extern struct pci_ops lca_pci_ops;
extern void lca_init_arch(void);
extern void lca_machine_check(u64, u64, struct pt_regs *);
extern void lca_machine_check(u64, u64);
extern void lca_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
/* core_marvel.c */
extern struct pci_ops marvel_pci_ops;
extern void marvel_init_arch(void);
extern void marvel_kill_arch(int);
extern void marvel_machine_check(u64, u64, struct pt_regs *);
extern void marvel_machine_check(u64, u64);
extern void marvel_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
extern int marvel_pa_to_nid(unsigned long);
extern int marvel_cpuid_to_nid(int);
@ -64,7 +64,7 @@ void io7_clear_errors(struct io7 *io7);
extern struct pci_ops mcpcia_pci_ops;
extern void mcpcia_init_arch(void);
extern void mcpcia_init_hoses(void);
extern void mcpcia_machine_check(u64, u64, struct pt_regs *);
extern void mcpcia_machine_check(u64, u64);
extern void mcpcia_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
/* core_polaris.c */
@ -72,21 +72,21 @@ extern struct pci_ops polaris_pci_ops;
extern int polaris_read_config_dword(struct pci_dev *, int, u32 *);
extern int polaris_write_config_dword(struct pci_dev *, int, u32);
extern void polaris_init_arch(void);
extern void polaris_machine_check(u64, u64, struct pt_regs *);
extern void polaris_machine_check(u64, u64);
#define polaris_pci_tbi ((void *)0)
/* core_t2.c */
extern struct pci_ops t2_pci_ops;
extern void t2_init_arch(void);
extern void t2_kill_arch(int);
extern void t2_machine_check(u64, u64, struct pt_regs *);
extern void t2_machine_check(u64, u64);
extern void t2_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
/* core_titan.c */
extern struct pci_ops titan_pci_ops;
extern void titan_init_arch(void);
extern void titan_kill_arch(int);
extern void titan_machine_check(u64, u64, struct pt_regs *);
extern void titan_machine_check(u64, u64);
extern void titan_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
extern struct _alpha_agp_info *titan_agp_info(void);
@ -94,14 +94,14 @@ extern struct _alpha_agp_info *titan_agp_info(void);
extern struct pci_ops tsunami_pci_ops;
extern void tsunami_init_arch(void);
extern void tsunami_kill_arch(int);
extern void tsunami_machine_check(u64, u64, struct pt_regs *);
extern void tsunami_machine_check(u64, u64);
extern void tsunami_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
/* core_wildfire.c */
extern struct pci_ops wildfire_pci_ops;
extern void wildfire_init_arch(void);
extern void wildfire_kill_arch(int);
extern void wildfire_machine_check(u64, u64, struct pt_regs *);
extern void wildfire_machine_check(u64, u64);
extern void wildfire_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
extern int wildfire_pa_to_nid(unsigned long);
extern int wildfire_cpuid_to_nid(int);
@ -214,5 +214,4 @@ extern struct mcheck_info
#endif
extern void process_mcheck_info(unsigned long vector, unsigned long la_ptr,
struct pt_regs *regs, const char *machine,
int expected);
const char *machine, int expected);

2
arch/alpha/kernel/sys_jensen.c
View File

@ -244,7 +244,7 @@ jensen_init_arch(void)
}
static void
jensen_machine_check (u64 vector, u64 la, struct pt_regs *regs)
jensen_machine_check (u64 vector, u64 la)
{
printk(KERN_CRIT "Machine check\n");
}

5
arch/alpha/kernel/sys_mikasa.c
View File

@ -182,8 +182,7 @@ mikasa_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
#if defined(CONFIG_ALPHA_GENERIC) || !defined(CONFIG_ALPHA_PRIMO)
static void
mikasa_apecs_machine_check(unsigned long vector, unsigned long la_ptr,
struct pt_regs * regs)
mikasa_apecs_machine_check(unsigned long vector, unsigned long la_ptr)
{
#define MCHK_NO_DEVSEL 0x205U
#define MCHK_NO_TABT 0x204U
@ -202,7 +201,7 @@ mikasa_apecs_machine_check(unsigned long vector, unsigned long la_ptr,
mb();
code = mchk_header->code;
process_mcheck_info(vector, la_ptr, regs, "MIKASA APECS",
process_mcheck_info(vector, la_ptr, "MIKASA APECS",
(mcheck_expected(0)
&& (code == MCHK_NO_DEVSEL
|| code == MCHK_NO_TABT)));

7
arch/alpha/kernel/sys_nautilus.c
View File

@ -124,8 +124,7 @@ naut_sys_machine_check(unsigned long vector, unsigned long la_ptr,
in the system. They are analysed separately but all starts here. */
void
nautilus_machine_check(unsigned long vector, unsigned long la_ptr,
struct pt_regs *regs)
nautilus_machine_check(unsigned long vector, unsigned long la_ptr)
{
char *mchk_class;
@ -165,7 +164,7 @@ nautilus_machine_check(unsigned long vector, unsigned long la_ptr,
else if (vector == SCB_Q_SYSMCHK)
mchk_class = "Fatal";
else {
ev6_machine_check(vector, la_ptr, regs);
ev6_machine_check(vector, la_ptr);
return;
}
@ -173,7 +172,7 @@ nautilus_machine_check(unsigned long vector, unsigned long la_ptr,
"[%s System Machine Check (NMI)]\n",
vector, mchk_class);
naut_sys_machine_check(vector, la_ptr, regs);
naut_sys_machine_check(vector, la_ptr, get_irq_regs());
/* Tell the PALcode to clear the machine check */
draina();

5
arch/alpha/kernel/sys_noritake.c
View File

@ -264,8 +264,7 @@ noritake_swizzle(struct pci_dev *dev, u8 *pinp)
#if defined(CONFIG_ALPHA_GENERIC) || !defined(CONFIG_ALPHA_PRIMO)
static void
noritake_apecs_machine_check(unsigned long vector, unsigned long la_ptr,
struct pt_regs * regs)
noritake_apecs_machine_check(unsigned long vector, unsigned long la_ptr)
{
#define MCHK_NO_DEVSEL 0x205U
#define MCHK_NO_TABT 0x204U
@ -284,7 +283,7 @@ noritake_apecs_machine_check(unsigned long vector, unsigned long la_ptr,
mb();
code = mchk_header->code;
process_mcheck_info(vector, la_ptr, regs, "NORITAKE APECS",
process_mcheck_info(vector, la_ptr, "NORITAKE APECS",
(mcheck_expected(0)
&& (code == MCHK_NO_DEVSEL
|| code == MCHK_NO_TABT)));

3
include/asm-alpha/machvec.h
View File

@ -15,7 +15,6 @@
struct task_struct;
struct mm_struct;
struct pt_regs;
struct vm_area_struct;
struct linux_hose_info;
struct pci_dev;
@ -80,7 +79,7 @@ struct alpha_machine_vector
void (*update_irq_hw)(unsigned long, unsigned long, int);
void (*ack_irq)(unsigned long);
void (*device_interrupt)(unsigned long vector);
void (*machine_check)(u64 vector, u64 la, struct pt_regs *regs);
void (*machine_check)(u64 vector, u64 la);
void (*smp_callin)(void);
void (*init_arch)(void);