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| author | Thomas Gleixner <tglx@linutronix.de> | 2025-03-13 14:03:39 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2025-03-13 18:57:59 +0100 |
| commit | 5c99e0226eccb11738a30e27454157e63dcf2b52 (patch) | |
| tree | 894ba550134929ec9073aff75a8e124f04835365 /include | |
| parent | 08549ff3e53b9c7bc55724d660ca733041a8bd5f (diff) | |
| download | linux-5c99e0226eccb11738a30e27454157e63dcf2b52.tar.gz linux-5c99e0226eccb11738a30e27454157e63dcf2b52.zip | |
genirq/msi: Use lock guards for MSI descriptor locking
Provide a lock guard for MSI descriptor locking and update the core code
accordingly.
No functional change intended.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Link: https://lore.kernel.org/all/20250313130321.506045185@linutronix.de
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/irqdomain.h | 2 | ||||
| -rw-r--r-- | include/linux/msi.h | 3 |
2 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h index e432b6a12a32..d258aa2fc022 100644 --- a/include/linux/irqdomain.h +++ b/include/linux/irqdomain.h @@ -281,6 +281,8 @@ static inline struct fwnode_handle *irq_domain_alloc_fwnode(phys_addr_t *pa) void irq_domain_free_fwnode(struct fwnode_handle *fwnode); +DEFINE_FREE(irq_domain_free_fwnode, struct fwnode_handle *, if (_T) irq_domain_free_fwnode(_T)) + struct irq_domain_chip_generic_info; /** diff --git a/include/linux/msi.h b/include/linux/msi.h index df2dd6355e1c..3246ca633a5c 100644 --- a/include/linux/msi.h +++ b/include/linux/msi.h @@ -227,6 +227,9 @@ int msi_setup_device_data(struct device *dev); void msi_lock_descs(struct device *dev); void msi_unlock_descs(struct device *dev); +DEFINE_LOCK_GUARD_1(msi_descs_lock, struct device, msi_lock_descs(_T->lock), + msi_unlock_descs(_T->lock)); + struct msi_desc *msi_domain_first_desc(struct device *dev, unsigned int domid, enum msi_desc_filter filter); |