summaryrefslogtreecommitdiff
path: root/usr/src/uts/sun4u/cpu/spitfire.c
diff options
context:
space:
mode:
Diffstat (limited to 'usr/src/uts/sun4u/cpu/spitfire.c')
-rw-r--r--usr/src/uts/sun4u/cpu/spitfire.c77
1 files changed, 20 insertions, 57 deletions
diff --git a/usr/src/uts/sun4u/cpu/spitfire.c b/usr/src/uts/sun4u/cpu/spitfire.c
index 35d97e6b23..75f57ce39c 100644
--- a/usr/src/uts/sun4u/cpu/spitfire.c
+++ b/usr/src/uts/sun4u/cpu/spitfire.c
@@ -432,6 +432,7 @@ void
cpu_setup(void)
{
extern int page_retire_messages;
+ extern int page_retire_first_ue;
extern int at_flags;
#if defined(SF_ERRATA_57)
extern caddr_t errata57_limit;
@@ -445,9 +446,11 @@ cpu_setup(void)
/*
* Spitfire isn't currently FMA-aware, so we have to enable the
- * page retirement messages.
+ * page retirement messages. We also change the default policy
+ * for UE retirement to allow clearing of transient errors.
*/
page_retire_messages = 1;
+ page_retire_first_ue = 0;
/*
* save the cache bootup state.
@@ -895,10 +898,7 @@ cpu_ce_error(struct regs *rp, ulong_t p_afar, ulong_t p_afsr,
curthread->t_ontrap != NULL) {
if (curthread->t_ontrap->ot_prot & OT_DATA_EC) {
- page_t *pp = page_numtopp_nolock((pfn_t)
- (ecc->flt_addr >> MMU_PAGESHIFT));
-
- if (pp != NULL && page_isretired(pp)) {
+ if (page_retire_check(ecc->flt_addr, NULL) == 0) {
queue = 0;
}
}
@@ -1093,6 +1093,7 @@ cpu_ce_log_err(struct async_flt *ecc, errorq_elem_t *eqep)
char unum[UNUM_NAMLEN];
int len = 0;
int ce_verbose = 0;
+ int err;
ASSERT(ecc->flt_func != NULL);
@@ -1107,15 +1108,9 @@ cpu_ce_log_err(struct async_flt *ecc, errorq_elem_t *eqep)
* Count errors per unum.
* Non-memory errors are all counted via a special unum string.
*/
- if (ce_count_unum(ecc->flt_status, len, unum) == PAGE_IS_FAILING &&
+ if ((err = ce_count_unum(ecc->flt_status, len, unum)) != PR_OK &&
automatic_page_removal) {
- page_t *pp = page_numtopp_nolock((pfn_t)
- (ecc->flt_addr >> MMU_PAGESHIFT));
-
- if (pp) {
- page_settoxic(pp, PAGE_IS_FAULTY);
- (void) page_retire(pp, PAGE_IS_FAILING);
- }
+ (void) page_retire(ecc->flt_addr, err);
}
if (ecc->flt_panic) {
@@ -2092,11 +2087,7 @@ cpu_async_log_err(void *flt)
if (!panicstr &&
(aflt->flt_stat & S_AFSR_ALL_ERRS) == P_AFSR_UE &&
aflt->flt_prot == AFLT_PROT_EC) {
- page_t *pp = page_numtopp_nolock((pfn_t)
- (aflt->flt_addr >> MMU_PAGESHIFT));
-
- if (pp != NULL && page_isretired(pp)) {
-
+ if (page_retire_check(aflt->flt_addr, NULL) == 0) {
/* Zero the address to clear the error */
softcall(ecc_page_zero, (void *)aflt->flt_addr);
return;
@@ -2305,25 +2296,7 @@ cpu_async_log_err(void *flt)
if (aflt->flt_addr != AFLT_INV_ADDR && aflt->flt_in_memory) {
if (!panicstr) {
- /*
- * Retire the bad page that caused the error
- */
- page_t *pp = page_numtopp_nolock((pfn_t)
- (aflt->flt_addr >> MMU_PAGESHIFT));
-
- if (pp != NULL) {
- page_settoxic(pp, PAGE_IS_FAULTY);
- (void) page_retire(pp, PAGE_IS_TOXIC);
- } else {
- uint64_t pa =
- P2ALIGN(aflt->flt_addr, MMU_PAGESIZE);
-
- cpu_aflt_log(CE_CONT, 3, spf_flt,
- CPU_ERRID_FIRST, NULL,
- ": cannot schedule clearing of error on "
- "page 0x%08x.%08x; page not in VM system",
- (uint32_t)(pa >> 32), (uint32_t)pa);
- }
+ (void) page_retire(aflt->flt_addr, PR_UE);
} else {
/*
* Clear UEs on panic so that we don't
@@ -4089,12 +4062,7 @@ static void
ecache_page_retire(void *arg)
{
uint64_t paddr = (uint64_t)arg;
- page_t *pp = page_numtopp_nolock((pfn_t)(paddr >> MMU_PAGESHIFT));
-
- if (pp) {
- page_settoxic(pp, PAGE_IS_FAULTY);
- (void) page_retire(pp, PAGE_IS_TOXIC);
- }
+ (void) page_retire(paddr, PR_UE);
}
void
@@ -4331,15 +4299,14 @@ add_leaky_bucket_timeout(void)
* false intermittents, so these intermittents can be safely ignored.
*
* If the error count is excessive for a DIMM, this function will return
- * PAGE_IS_FAILING, and the CPU module may then decide to remove that page
- * from use.
+ * PR_MCE, and the CPU module may then decide to remove that page from use.
*/
static int
ce_count_unum(int status, int len, char *unum)
{
int i;
struct ce_info *psimm = mem_ce_simm;
- int page_status = PAGE_IS_OK;
+ int page_status = PR_OK;
ASSERT(psimm != NULL);
@@ -4375,7 +4342,7 @@ ce_count_unum(int status, int len, char *unum)
cmn_err(CE_WARN,
"[AFT0] Sticky Softerror encountered "
"on Memory Module %s\n", unum);
- page_status = PAGE_IS_FAILING;
+ page_status = PR_MCE;
} else if (status & ECC_PERSISTENT) {
psimm[i].leaky_bucket_cnt = 1;
psimm[i].intermittent_total = 0;
@@ -4404,7 +4371,7 @@ ce_count_unum(int status, int len, char *unum)
cmn_err(CE_WARN,
"[AFT0] Sticky Softerror encountered "
"on Memory Module %s\n", unum);
- page_status = PAGE_IS_FAILING;
+ page_status = PR_MCE;
} else if (status & ECC_PERSISTENT) {
int new_value;
@@ -4422,7 +4389,7 @@ ce_count_unum(int status, int len, char *unum)
ecc_softerr_interval % 60);
atomic_add_16(
&psimm[i].leaky_bucket_cnt, -1);
- page_status = PAGE_IS_FAILING;
+ page_status = PR_MCE;
}
} else { /* Intermittent */
psimm[i].intermittent_total++;
@@ -4444,15 +4411,11 @@ ce_count_unum(int status, int len, char *unum)
void
cpu_ce_count_unum(struct async_flt *ecc, int len, char *unum)
{
- if (ce_count_unum(ecc->flt_status, len, unum) == PAGE_IS_FAILING &&
- automatic_page_removal) {
- page_t *pp = page_numtopp_nolock((pfn_t)
- (ecc->flt_addr >> MMU_PAGESHIFT));
+ int err;
- if (pp) {
- page_settoxic(pp, PAGE_IS_FAULTY);
- (void) page_retire(pp, PAGE_IS_FAILING);
- }
+ err = ce_count_unum(ecc->flt_status, len, unum);
+ if (err != PR_OK && automatic_page_removal) {
+ (void) page_retire(ecc->flt_addr, err);
}
}
generated by cgit v1.2.3 (git 2.46.0) at 2025-10-13 18:06:41 +0000