diff options
Diffstat (limited to 'drivers/base/firmware_loader')
-rw-r--r-- | drivers/base/firmware_loader/fallback.c | 10 | ||||
-rw-r--r-- | drivers/base/firmware_loader/fallback.h | 4 | ||||
-rw-r--r-- | drivers/base/firmware_loader/fallback_table.c | 1 | ||||
-rw-r--r-- | drivers/base/firmware_loader/firmware.h | 1 | ||||
-rw-r--r-- | drivers/base/firmware_loader/main.c | 9 |
5 files changed, 15 insertions, 10 deletions
diff --git a/drivers/base/firmware_loader/fallback.c b/drivers/base/firmware_loader/fallback.c index bf68e39478..3ef0b312ae 100644 --- a/drivers/base/firmware_loader/fallback.c +++ b/drivers/base/firmware_loader/fallback.c @@ -46,7 +46,7 @@ static inline int fw_sysfs_wait_timeout(struct fw_priv *fw_priv, long timeout) static LIST_HEAD(pending_fw_head); -void kill_pending_fw_fallback_reqs(bool only_kill_custom) +void kill_pending_fw_fallback_reqs(bool kill_all) { struct fw_priv *fw_priv; struct fw_priv *next; @@ -54,9 +54,13 @@ void kill_pending_fw_fallback_reqs(bool only_kill_custom) mutex_lock(&fw_lock); list_for_each_entry_safe(fw_priv, next, &pending_fw_head, pending_list) { - if (!fw_priv->need_uevent || !only_kill_custom) + if (kill_all || !fw_priv->need_uevent) __fw_load_abort(fw_priv); } + + if (kill_all) + fw_load_abort_all = true; + mutex_unlock(&fw_lock); } @@ -86,7 +90,7 @@ static int fw_load_sysfs_fallback(struct fw_sysfs *fw_sysfs, long timeout) } mutex_lock(&fw_lock); - if (fw_state_is_aborted(fw_priv)) { + if (fw_load_abort_all || fw_state_is_aborted(fw_priv)) { mutex_unlock(&fw_lock); retval = -EINTR; goto out; diff --git a/drivers/base/firmware_loader/fallback.h b/drivers/base/firmware_loader/fallback.h index 1441485956..ccf912bef6 100644 --- a/drivers/base/firmware_loader/fallback.h +++ b/drivers/base/firmware_loader/fallback.h @@ -13,7 +13,7 @@ int firmware_fallback_sysfs(struct firmware *fw, const char *name, struct device *device, u32 opt_flags, int ret); -void kill_pending_fw_fallback_reqs(bool only_kill_custom); +void kill_pending_fw_fallback_reqs(bool kill_all); void fw_fallback_set_cache_timeout(void); void fw_fallback_set_default_timeout(void); @@ -28,7 +28,7 @@ static inline int firmware_fallback_sysfs(struct firmware *fw, const char *name, return ret; } -static inline void kill_pending_fw_fallback_reqs(bool only_kill_custom) { } +static inline void kill_pending_fw_fallback_reqs(bool kill_all) { } static inline void fw_fallback_set_cache_timeout(void) { } static inline void fw_fallback_set_default_timeout(void) { } #endif /* CONFIG_FW_LOADER_USER_HELPER */ diff --git a/drivers/base/firmware_loader/fallback_table.c b/drivers/base/firmware_loader/fallback_table.c index e5ac098d07..8432ab2c3b 100644 --- a/drivers/base/firmware_loader/fallback_table.c +++ b/drivers/base/firmware_loader/fallback_table.c @@ -44,7 +44,6 @@ static struct ctl_table firmware_config_table[] = { .extra1 = SYSCTL_ZERO, .extra2 = SYSCTL_ONE, }, - { } }; static struct ctl_table_header *firmware_config_sysct_table_header; diff --git a/drivers/base/firmware_loader/firmware.h b/drivers/base/firmware_loader/firmware.h index bf549d6500..e891742ba2 100644 --- a/drivers/base/firmware_loader/firmware.h +++ b/drivers/base/firmware_loader/firmware.h @@ -86,6 +86,7 @@ struct fw_priv { extern struct mutex fw_lock; extern struct firmware_cache fw_cache; +extern bool fw_load_abort_all; static inline bool __fw_state_check(struct fw_priv *fw_priv, enum fw_status status) diff --git a/drivers/base/firmware_loader/main.c b/drivers/base/firmware_loader/main.c index b58c42f1b1..ea28102d42 100644 --- a/drivers/base/firmware_loader/main.c +++ b/drivers/base/firmware_loader/main.c @@ -93,6 +93,7 @@ static inline struct fw_priv *to_fw_priv(struct kref *ref) DEFINE_MUTEX(fw_lock); struct firmware_cache fw_cache; +bool fw_load_abort_all; void fw_state_init(struct fw_priv *fw_priv) { @@ -1524,10 +1525,10 @@ static int fw_pm_notify(struct notifier_block *notify_block, case PM_SUSPEND_PREPARE: case PM_RESTORE_PREPARE: /* - * kill pending fallback requests with a custom fallback - * to avoid stalling suspend. + * Here, kill pending fallback requests will only kill + * non-uevent firmware request to avoid stalling suspend. */ - kill_pending_fw_fallback_reqs(true); + kill_pending_fw_fallback_reqs(false); device_cache_fw_images(); break; @@ -1612,7 +1613,7 @@ static int fw_shutdown_notify(struct notifier_block *unused1, * Kill all pending fallback requests to avoid both stalling shutdown, * and avoid a deadlock with the usermode_lock. */ - kill_pending_fw_fallback_reqs(false); + kill_pending_fw_fallback_reqs(true); return NOTIFY_DONE; } |