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authorIngo Molnar <mingo@kernel.org>2025-08-05 11:15:34 +0200
committerIngo Molnar <mingo@kernel.org>2025-08-05 11:15:34 +0200
commita53d0cf7f1cb3182ad533ff5cacfa5fd29c419ad (patch)
tree59bd9bad63a1460a6079162fca98ea47f5a81679 /include/linux/firewire.h
parented845c363d8c93eeaad4ce48bb7d5f81b6a75b61 (diff)
parent352af6a011d586ff042db4b2d1f7421875eb8a14 (diff)
Merge commit 'linus' into core/bugs, to resolve conflicts
Resolve conflicts with this commit that was developed in parallel during the merge window: 8c8efa93db68 ("x86/bug: Add ARCH_WARN_ASM macro for BUG/WARN asm code sharing with Rust") Conflicts: arch/riscv/include/asm/bug.h arch/x86/include/asm/bug.h Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/linux/firewire.h')
-rw-r--r--include/linux/firewire.h12
1 files changed, 10 insertions, 2 deletions
diff --git a/include/linux/firewire.h b/include/linux/firewire.h
index b632eec3ab52..cceb70415ed2 100644
--- a/include/linux/firewire.h
+++ b/include/linux/firewire.h
@@ -136,6 +136,7 @@ struct fw_card {
__be32 maint_utility_register;
struct workqueue_struct *isoc_wq;
+ struct workqueue_struct *async_wq;
};
static inline struct fw_card *fw_card_get(struct fw_card *card)
@@ -307,8 +308,7 @@ struct fw_packet {
* For successful transmission, the status code is the ack received
* from the destination. Otherwise it is one of the juju-specific
* rcodes: RCODE_SEND_ERROR, _CANCELLED, _BUSY, _GENERATION, _NO_ACK.
- * The callback can be called from tasklet context and thus
- * must never block.
+ * The callback can be called from workqueue and thus must never block.
*/
fw_packet_callback_t callback;
int ack;
@@ -381,6 +381,10 @@ void __fw_send_request(struct fw_card *card, struct fw_transaction *t, int tcode
*
* A variation of __fw_send_request() to generate callback for response subaction without time
* stamp.
+ *
+ * The callback is invoked in the workqueue context in most cases. However, if an error is detected
+ * before queueing or the destination address refers to the local node, it is invoked in the
+ * current context instead.
*/
static inline void fw_send_request(struct fw_card *card, struct fw_transaction *t, int tcode,
int destination_id, int generation, int speed,
@@ -410,6 +414,10 @@ static inline void fw_send_request(struct fw_card *card, struct fw_transaction *
* @callback_data: data to be passed to the transaction completion callback
*
* A variation of __fw_send_request() to generate callback for response subaction with time stamp.
+ *
+ * The callback is invoked in the workqueue context in most cases. However, if an error is detected
+ * before queueing or the destination address refers to the local node, it is invoked in the current
+ * context instead.
*/
static inline void fw_send_request_with_tstamp(struct fw_card *card, struct fw_transaction *t,
int tcode, int destination_id, int generation, int speed, unsigned long long offset,