diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/acpi/apei/erst.c | 34 |
1 files changed, 17 insertions, 17 deletions
diff --git a/drivers/acpi/apei/erst.c b/drivers/acpi/apei/erst.c index 1211c03149e8..5850d320404c 100644 --- a/drivers/acpi/apei/erst.c +++ b/drivers/acpi/apei/erst.c | |||
@@ -86,7 +86,7 @@ static struct erst_erange { | |||
86 | * It is used to provide exclusive accessing for ERST Error Log | 86 | * It is used to provide exclusive accessing for ERST Error Log |
87 | * Address Range too. | 87 | * Address Range too. |
88 | */ | 88 | */ |
89 | static DEFINE_SPINLOCK(erst_lock); | 89 | static DEFINE_RAW_SPINLOCK(erst_lock); |
90 | 90 | ||
91 | static inline int erst_errno(int command_status) | 91 | static inline int erst_errno(int command_status) |
92 | { | 92 | { |
@@ -421,9 +421,9 @@ ssize_t erst_get_record_count(void) | |||
421 | if (erst_disable) | 421 | if (erst_disable) |
422 | return -ENODEV; | 422 | return -ENODEV; |
423 | 423 | ||
424 | spin_lock_irqsave(&erst_lock, flags); | 424 | raw_spin_lock_irqsave(&erst_lock, flags); |
425 | count = __erst_get_record_count(); | 425 | count = __erst_get_record_count(); |
426 | spin_unlock_irqrestore(&erst_lock, flags); | 426 | raw_spin_unlock_irqrestore(&erst_lock, flags); |
427 | 427 | ||
428 | return count; | 428 | return count; |
429 | } | 429 | } |
@@ -456,9 +456,9 @@ int erst_get_next_record_id(u64 *record_id) | |||
456 | if (erst_disable) | 456 | if (erst_disable) |
457 | return -ENODEV; | 457 | return -ENODEV; |
458 | 458 | ||
459 | spin_lock_irqsave(&erst_lock, flags); | 459 | raw_spin_lock_irqsave(&erst_lock, flags); |
460 | rc = __erst_get_next_record_id(record_id); | 460 | rc = __erst_get_next_record_id(record_id); |
461 | spin_unlock_irqrestore(&erst_lock, flags); | 461 | raw_spin_unlock_irqrestore(&erst_lock, flags); |
462 | 462 | ||
463 | return rc; | 463 | return rc; |
464 | } | 464 | } |
@@ -624,17 +624,17 @@ int erst_write(const struct cper_record_header *record) | |||
624 | return -EINVAL; | 624 | return -EINVAL; |
625 | 625 | ||
626 | if (erst_erange.attr & ERST_RANGE_NVRAM) { | 626 | if (erst_erange.attr & ERST_RANGE_NVRAM) { |
627 | if (!spin_trylock_irqsave(&erst_lock, flags)) | 627 | if (!raw_spin_trylock_irqsave(&erst_lock, flags)) |
628 | return -EBUSY; | 628 | return -EBUSY; |
629 | rc = __erst_write_to_nvram(record); | 629 | rc = __erst_write_to_nvram(record); |
630 | spin_unlock_irqrestore(&erst_lock, flags); | 630 | raw_spin_unlock_irqrestore(&erst_lock, flags); |
631 | return rc; | 631 | return rc; |
632 | } | 632 | } |
633 | 633 | ||
634 | if (record->record_length > erst_erange.size) | 634 | if (record->record_length > erst_erange.size) |
635 | return -EINVAL; | 635 | return -EINVAL; |
636 | 636 | ||
637 | if (!spin_trylock_irqsave(&erst_lock, flags)) | 637 | if (!raw_spin_trylock_irqsave(&erst_lock, flags)) |
638 | return -EBUSY; | 638 | return -EBUSY; |
639 | memcpy(erst_erange.vaddr, record, record->record_length); | 639 | memcpy(erst_erange.vaddr, record, record->record_length); |
640 | rcd_erange = erst_erange.vaddr; | 640 | rcd_erange = erst_erange.vaddr; |
@@ -642,7 +642,7 @@ int erst_write(const struct cper_record_header *record) | |||
642 | memcpy(&rcd_erange->persistence_information, "ER", 2); | 642 | memcpy(&rcd_erange->persistence_information, "ER", 2); |
643 | 643 | ||
644 | rc = __erst_write_to_storage(0); | 644 | rc = __erst_write_to_storage(0); |
645 | spin_unlock_irqrestore(&erst_lock, flags); | 645 | raw_spin_unlock_irqrestore(&erst_lock, flags); |
646 | 646 | ||
647 | return rc; | 647 | return rc; |
648 | } | 648 | } |
@@ -696,9 +696,9 @@ ssize_t erst_read(u64 record_id, struct cper_record_header *record, | |||
696 | if (erst_disable) | 696 | if (erst_disable) |
697 | return -ENODEV; | 697 | return -ENODEV; |
698 | 698 | ||
699 | spin_lock_irqsave(&erst_lock, flags); | 699 | raw_spin_lock_irqsave(&erst_lock, flags); |
700 | len = __erst_read(record_id, record, buflen); | 700 | len = __erst_read(record_id, record, buflen); |
701 | spin_unlock_irqrestore(&erst_lock, flags); | 701 | raw_spin_unlock_irqrestore(&erst_lock, flags); |
702 | return len; | 702 | return len; |
703 | } | 703 | } |
704 | EXPORT_SYMBOL_GPL(erst_read); | 704 | EXPORT_SYMBOL_GPL(erst_read); |
@@ -719,20 +719,20 @@ ssize_t erst_read_next(struct cper_record_header *record, size_t buflen) | |||
719 | if (erst_disable) | 719 | if (erst_disable) |
720 | return -ENODEV; | 720 | return -ENODEV; |
721 | 721 | ||
722 | spin_lock_irqsave(&erst_lock, flags); | 722 | raw_spin_lock_irqsave(&erst_lock, flags); |
723 | rc = __erst_get_next_record_id(&record_id); | 723 | rc = __erst_get_next_record_id(&record_id); |
724 | if (rc) { | 724 | if (rc) { |
725 | spin_unlock_irqrestore(&erst_lock, flags); | 725 | raw_spin_unlock_irqrestore(&erst_lock, flags); |
726 | return rc; | 726 | return rc; |
727 | } | 727 | } |
728 | /* no more record */ | 728 | /* no more record */ |
729 | if (record_id == APEI_ERST_INVALID_RECORD_ID) { | 729 | if (record_id == APEI_ERST_INVALID_RECORD_ID) { |
730 | spin_unlock_irqrestore(&erst_lock, flags); | 730 | raw_spin_unlock_irqrestore(&erst_lock, flags); |
731 | return 0; | 731 | return 0; |
732 | } | 732 | } |
733 | 733 | ||
734 | len = __erst_read(record_id, record, buflen); | 734 | len = __erst_read(record_id, record, buflen); |
735 | spin_unlock_irqrestore(&erst_lock, flags); | 735 | raw_spin_unlock_irqrestore(&erst_lock, flags); |
736 | 736 | ||
737 | return len; | 737 | return len; |
738 | } | 738 | } |
@@ -746,12 +746,12 @@ int erst_clear(u64 record_id) | |||
746 | if (erst_disable) | 746 | if (erst_disable) |
747 | return -ENODEV; | 747 | return -ENODEV; |
748 | 748 | ||
749 | spin_lock_irqsave(&erst_lock, flags); | 749 | raw_spin_lock_irqsave(&erst_lock, flags); |
750 | if (erst_erange.attr & ERST_RANGE_NVRAM) | 750 | if (erst_erange.attr & ERST_RANGE_NVRAM) |
751 | rc = __erst_clear_from_nvram(record_id); | 751 | rc = __erst_clear_from_nvram(record_id); |
752 | else | 752 | else |
753 | rc = __erst_clear_from_storage(record_id); | 753 | rc = __erst_clear_from_storage(record_id); |
754 | spin_unlock_irqrestore(&erst_lock, flags); | 754 | raw_spin_unlock_irqrestore(&erst_lock, flags); |
755 | 755 | ||
756 | return rc; | 756 | return rc; |
757 | } | 757 | } |