diff options
Diffstat (limited to 'drivers/acpi/apei')
| -rw-r--r-- | drivers/acpi/apei/erst.c | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/drivers/acpi/apei/erst.c b/drivers/acpi/apei/erst.c index 6d894bfd8b8f..f7b3b39e94fc 100644 --- a/drivers/acpi/apei/erst.c +++ b/drivers/acpi/apei/erst.c @@ -1180,20 +1180,28 @@ static int __init erst_init(void) if (!erst_erange.vaddr) goto err_release_erange; + pr_info(ERST_PFX + "Error Record Serialization Table (ERST) support is initialized.\n"); + buf = kmalloc(erst_erange.size, GFP_KERNEL); spin_lock_init(&erst_info.buf_lock); if (buf) { erst_info.buf = buf + sizeof(struct cper_pstore_record); erst_info.bufsize = erst_erange.size - sizeof(struct cper_pstore_record); - if (pstore_register(&erst_info)) { - pr_info(ERST_PFX "Could not register with persistent store\n"); + rc = pstore_register(&erst_info); + if (rc) { + if (rc != -EPERM) + pr_info(ERST_PFX + "Could not register with persistent store\n"); + erst_info.buf = NULL; + erst_info.bufsize = 0; kfree(buf); } - } - - pr_info(ERST_PFX - "Error Record Serialization Table (ERST) support is initialized.\n"); + } else + pr_err(ERST_PFX + "Failed to allocate %lld bytes for persistent store error log\n", + erst_erange.size); return 0; |