diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/compiler-gcc.h | 4 | ||||
| -rw-r--r-- | include/linux/pci.h | 14 | ||||
| -rw-r--r-- | include/linux/uio.h | 4 |
3 files changed, 19 insertions, 3 deletions
diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h index eeae401a2412..287e698c28de 100644 --- a/include/linux/compiler-gcc.h +++ b/include/linux/compiler-gcc.h @@ -251,7 +251,9 @@ #endif #endif /* CONFIG_ARCH_USE_BUILTIN_BSWAP */ -#if GCC_VERSION >= 50000 +#if GCC_VERSION >= 70000 +#define KASAN_ABI_VERSION 5 +#elif GCC_VERSION >= 50000 #define KASAN_ABI_VERSION 4 #elif GCC_VERSION >= 40902 #define KASAN_ABI_VERSION 3 diff --git a/include/linux/pci.h b/include/linux/pci.h index e89c7ee7e803..5f37614f2451 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -1802,6 +1802,20 @@ static inline int pci_pcie_type(const struct pci_dev *dev) return (pcie_caps_reg(dev) & PCI_EXP_FLAGS_TYPE) >> 4; } +static inline struct pci_dev *pcie_find_root_port(struct pci_dev *dev) +{ + while (1) { + if (!pci_is_pcie(dev)) + break; + if (pci_pcie_type(dev) == PCI_EXP_TYPE_ROOT_PORT) + return dev; + if (!dev->bus->self) + break; + dev = dev->bus->self; + } + return NULL; +} + void pci_request_acs(void); bool pci_acs_enabled(struct pci_dev *pdev, u16 acs_flags); bool pci_acs_path_enabled(struct pci_dev *start, diff --git a/include/linux/uio.h b/include/linux/uio.h index 5f9c59da978b..e2225109b816 100644 --- a/include/linux/uio.h +++ b/include/linux/uio.h @@ -101,12 +101,12 @@ int iov_iter_npages(const struct iov_iter *i, int maxpages); const void *dup_iter(struct iov_iter *new, struct iov_iter *old, gfp_t flags); -static inline size_t iov_iter_count(struct iov_iter *i) +static inline size_t iov_iter_count(const struct iov_iter *i) { return i->count; } -static inline bool iter_is_iovec(struct iov_iter *i) +static inline bool iter_is_iovec(const struct iov_iter *i) { return !(i->type & (ITER_BVEC | ITER_KVEC)); } |