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Revert "mca: Allow for passing ECC error record to memory controller driver"

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This reverts commit 996a832d2e.
This commit is contained in:
Stephen J. Kiernan 2024-09-18 10:44:37 -04:00
parent 996a832d2e
commit 77d7da1dc8
2 changed files with 0 additions and 53 deletions
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5
sys/x86/include/mca.h
View file

@ -46,11 +46,6 @@ struct mca_record {
#ifdef _KERNEL
typedef void (*mca_decode_func)(void *, const struct mca_record *);
int mca_register_decode_func(mca_decode_func func, void *aux);
int mca_deregister_decode_func(mca_decode_func func);
void cmc_intr(void);
void mca_init(void);
void mca_intr(void);

48
sys/x86/x86/mca.c
View file

@ -99,8 +99,6 @@ static MALLOC_DEFINE(M_MCA, "MCA", "Machine Check Architecture");
static volatile int mca_count; /* Number of records stored. */
static int mca_banks; /* Number of per-CPU register banks. */
static int mca_maxcount = -1; /* Limit on records stored. (-1 = unlimited) */
static mca_decode_func mca_func;
static void *mca_decode_arg;
static SYSCTL_NODE(_hw, OID_AUTO, mca, CTLFLAG_RD | CTLFLAG_MPSAFE, NULL,
"Machine Check Architecture");
@ -423,50 +421,6 @@ mca_mute(const struct mca_record *rec)
return (0);
}
/*
* Pass mca_record to a memory controller driver so that it can decode
* the address and possibly do some more work.
*/
static void
mca_decode_record(const struct mca_record *rec)
{
if (mca_func != NULL)
mca_func(mca_decode_arg, rec);
}
int
mca_register_decode_func(mca_decode_func func, void *aux)
{
int error;
if (func == NULL)
return (EINVAL);
error = 0;
mtx_lock_spin(&mca_lock);
if (mca_func != NULL)
error = EEXIST;
if (error == 0) {
mca_func = func;
mca_decode_arg = aux;
}
mtx_unlock_spin(&mca_lock);
return (error);
}
int
mca_deregister_decode_func(mca_decode_func func)
{
if (func == NULL || func != mca_func)
return (EINVAL);
mca_func = NULL;
return (0);
}
/* Dump details about a single machine check. */
static void
mca_log(const struct mca_record *rec)
@ -659,8 +613,6 @@ mca_log(const struct mca_record *rec)
}
if (rec->mr_status & MC_STATUS_MISCV)
printf("MCA: Misc 0x%llx\n", (long long)rec->mr_misc);
mca_decode_record(rec);
}
static bool