diff options
Diffstat (limited to 'drivers/firmware/efi/efi-pstore.c')
| -rw-r--r-- | drivers/firmware/efi/efi-pstore.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/firmware/efi/efi-pstore.c b/drivers/firmware/efi/efi-pstore.c index 785f5e6b3a41..0ef086e43090 100644 --- a/drivers/firmware/efi/efi-pstore.c +++ b/drivers/firmware/efi/efi-pstore.c @@ -21,6 +21,7 @@ module_param_named(pstore_disable, efivars_pstore_disable, bool, 0644); EFI_VARIABLE_RUNTIME_ACCESS) static LIST_HEAD(efi_pstore_list); +static DECLARE_WORK(efivar_work, NULL); static int efi_pstore_open(struct pstore_info *psi) { @@ -267,8 +268,9 @@ static int efi_pstore_write(struct pstore_record *record) ret = efivar_entry_set_safe(efi_name, vendor, PSTORE_EFI_ATTRIBUTES, preemptible(), record->size, record->psi->buf); - if (record->reason == KMSG_DUMP_OOPS) - efivar_run_worker(); + if (record->reason == KMSG_DUMP_OOPS && try_module_get(THIS_MODULE)) + if (!schedule_work(&efivar_work)) + module_put(THIS_MODULE); return ret; }; @@ -412,6 +414,7 @@ static void efi_pstore_update_entries(struct work_struct *work) } kfree(entry); + module_put(THIS_MODULE); } static __init int efivars_pstore_init(void) |