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Linux 5.11

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Merge tag 'v5.11' into sched/core, to pick up fixes & refresh the branch

Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Ingo Molnar 2021-02-17 14:04:39 +01:00
commit ed3cd45f8c
1642 changed files with 19379 additions and 9654 deletions
Download patch file Download diff file Expand all files Collapse all files

7
include/linux/acpi.h
View file

@ -885,6 +885,13 @@ static inline int acpi_device_modalias(struct device *dev,
return -ENODEV;
}
static inline struct platform_device *
acpi_create_platform_device(struct acpi_device *adev,
struct property_entry *properties)
{
return NULL;
}
static inline bool acpi_dma_supported(struct acpi_device *adev)
{
return false;

6
include/linux/compiler-gcc.h
View file

@ -13,6 +13,12 @@
/* https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58145 */
#if GCC_VERSION < 40900
# error Sorry, your version of GCC is too old - please use 4.9 or newer.
#elif defined(CONFIG_ARM64) && GCC_VERSION < 50100
/*
* https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63293
* https://lore.kernel.org/r/20210107111841.GN1551@shell.armlinux.org.uk
*/
# error Sorry, your version of GCC is too old - please use 5.1 or newer.
#endif
/*

6
include/linux/compiler_attributes.h
View file

@ -272,6 +272,12 @@
*/
#define __used __attribute__((__used__))
/*
* gcc: https://gcc.gnu.org/onlinedocs/gcc/Common-Function-Attributes.html#index-warn_005funused_005fresult-function-attribute
* clang: https://clang.llvm.org/docs/AttributeReference.html#nodiscard-warn-unused-result
*/
#define __must_check __attribute__((__warn_unused_result__))
/*
* gcc: https://gcc.gnu.org/onlinedocs/gcc/Common-Function-Attributes.html#index-weak-function-attribute
* gcc: https://gcc.gnu.org/onlinedocs/gcc/Common-Variable-Attributes.html#index-weak-variable-attribute

6
include/linux/compiler_types.h
View file

@ -121,12 +121,6 @@ struct ftrace_likely_data {
unsigned long constant;
};
#ifdef CONFIG_ENABLE_MUST_CHECK
#define __must_check __attribute__((__warn_unused_result__))
#else
#define __must_check
#endif
#if defined(CC_USING_HOTPATCH)
#define notrace __attribute__((hotpatch(0, 0)))
#elif defined(CC_USING_PATCHABLE_FUNCTION_ENTRY)

3
include/linux/console.h
View file

@ -186,12 +186,9 @@ extern int braille_register_console(struct console *, int index,
extern int braille_unregister_console(struct console *);
#ifdef CONFIG_TTY
extern void console_sysfs_notify(void);
extern void register_ttynull_console(void);
#else
static inline void console_sysfs_notify(void)
{ }
static inline void register_ttynull_console(void)
{ }
#endif
extern bool console_suspend_enabled;

12
include/linux/device.h
View file

@ -609,6 +609,18 @@ static inline const char *dev_name(const struct device *dev)
return kobject_name(&dev->kobj);
}
/**
* dev_bus_name - Return a device's bus/class name, if at all possible
* @dev: struct device to get the bus/class name of
*
* Will return the name of the bus/class the device is attached to. If it is
* not attached to a bus/class, an empty string will be returned.
*/
static inline const char *dev_bus_name(const struct device *dev)
{
return dev->bus ? dev->bus->name : (dev->class ? dev->class->name : "");
}
__printf(2, 3) int dev_set_name(struct device *dev, const char *name, ...);
#ifdef CONFIG_NUMA

1
include/linux/dm-bufio.h
View file

@ -150,6 +150,7 @@ void dm_bufio_set_minimum_buffers(struct dm_bufio_client *c, unsigned n);
unsigned dm_bufio_get_block_size(struct dm_bufio_client *c);
sector_t dm_bufio_get_device_size(struct dm_bufio_client *c);
struct dm_io_client *dm_bufio_get_dm_io_client(struct dm_bufio_client *c);
sector_t dm_bufio_get_block_number(struct dm_buffer *b);
void *dm_bufio_get_block_data(struct dm_buffer *b);
void *dm_bufio_get_aux_data(struct dm_buffer *b);

1
include/linux/entry-common.h
View file

@ -46,6 +46,7 @@
SYSCALL_WORK_SYSCALL_TRACE | \
SYSCALL_WORK_SYSCALL_AUDIT | \
SYSCALL_WORK_SYSCALL_USER_DISPATCH | \
SYSCALL_WORK_SYSCALL_EXIT_TRAP | \
ARCH_SYSCALL_WORK_EXIT)
/*

2
include/linux/hugetlb.h
View file

@ -770,6 +770,8 @@ static inline void huge_ptep_modify_prot_commit(struct vm_area_struct *vma,
}
#endif
void set_page_huge_active(struct page *page);
#else /* CONFIG_HUGETLB_PAGE */
struct hstate {};

18
include/linux/intel-iommu.h
View file

@ -533,11 +533,10 @@ struct dmar_domain {
/* Domain ids per IOMMU. Use u16 since
* domain ids are 16 bit wide according
* to VT-d spec, section 9.3 */
unsigned int auxd_refcnt; /* Refcount of auxiliary attaching */
bool has_iotlb_device;
struct list_head devices; /* all devices' list */
struct list_head auxd; /* link to device's auxiliary list */
struct list_head subdevices; /* all subdevices' list */
struct iova_domain iovad; /* iova's that belong to this domain */
struct dma_pte *pgd; /* virtual address */
@ -610,14 +609,21 @@ struct intel_iommu {
struct dmar_drhd_unit *drhd;
};
/* Per subdevice private data */
struct subdev_domain_info {
struct list_head link_phys; /* link to phys device siblings */
struct list_head link_domain; /* link to domain siblings */
struct device *pdev; /* physical device derived from */
struct dmar_domain *domain; /* aux-domain */
int users; /* user count */
};
/* PCI domain-device relationship */
struct device_domain_info {
struct list_head link; /* link to domain siblings */
struct list_head global; /* link to global list */
struct list_head table; /* link to pasid table */
struct list_head auxiliary_domains; /* auxiliary domains
* attached to this device
*/
struct list_head subdevices; /* subdevices sibling */
u32 segment; /* PCI segment number */
u8 bus; /* PCI bus number */
u8 devfn; /* PCI devfn number */
@ -758,6 +764,7 @@ struct intel_svm_dev {
struct list_head list;
struct rcu_head rcu;
struct device *dev;
struct intel_iommu *iommu;
struct svm_dev_ops *ops;
struct iommu_sva sva;
u32 pasid;
@ -771,7 +778,6 @@ struct intel_svm {
struct mmu_notifier notifier;
struct mm_struct *mm;
struct intel_iommu *iommu;
unsigned int flags;
u32 pasid;
int gpasid; /* In case that guest PASID is different from host PASID */

5
include/linux/iommu.h
View file

@ -616,7 +616,10 @@ static inline void dev_iommu_fwspec_set(struct device *dev,
static inline void *dev_iommu_priv_get(struct device *dev)
{
return dev->iommu->priv;
if (dev->iommu)
return dev->iommu->priv;
else
return NULL;
}
static inline void dev_iommu_priv_set(struct device *dev, void *priv)

4
include/linux/irq.h
View file

@ -928,7 +928,7 @@ int __devm_irq_alloc_descs(struct device *dev, int irq, unsigned int from,
__irq_alloc_descs(irq, from, cnt, node, THIS_MODULE, NULL)
#define irq_alloc_desc(node) \
irq_alloc_descs(-1, 0, 1, node)
irq_alloc_descs(-1, 1, 1, node)
#define irq_alloc_desc_at(at, node) \
irq_alloc_descs(at, at, 1, node)
@ -943,7 +943,7 @@ int __devm_irq_alloc_descs(struct device *dev, int irq, unsigned int from,
__devm_irq_alloc_descs(dev, irq, from, cnt, node, THIS_MODULE, NULL)
#define devm_irq_alloc_desc(dev, node) \
devm_irq_alloc_descs(dev, -1, 0, 1, node)
devm_irq_alloc_descs(dev, -1, 1, 1, node)
#define devm_irq_alloc_desc_at(dev, at, node) \
devm_irq_alloc_descs(dev, at, at, 1, node)

13
include/linux/kasan.h
View file

@ -35,8 +35,12 @@ struct kunit_kasan_expectation {
#define KASAN_SHADOW_INIT 0
#endif
#ifndef PTE_HWTABLE_PTRS
#define PTE_HWTABLE_PTRS 0
#endif
extern unsigned char kasan_early_shadow_page[PAGE_SIZE];
extern pte_t kasan_early_shadow_pte[PTRS_PER_PTE];
extern pte_t kasan_early_shadow_pte[PTRS_PER_PTE + PTE_HWTABLE_PTRS];
extern pmd_t kasan_early_shadow_pmd[PTRS_PER_PMD];
extern pud_t kasan_early_shadow_pud[PTRS_PER_PUD];
extern p4d_t kasan_early_shadow_p4d[MAX_PTRS_PER_P4D];
@ -329,6 +333,13 @@ static inline void *kasan_reset_tag(const void *addr)
return (void *)arch_kasan_reset_tag(addr);
}
/**
* kasan_report - print a report about a bad memory access detected by KASAN
* @addr: address of the bad access
* @size: size of the bad access
* @is_write: whether the bad access is a write or a read
* @ip: instruction pointer for the accessibility check or the bad access itself
*/
bool kasan_report(unsigned long addr, size_t size,
bool is_write, unsigned long ip);

21
include/linux/kcov.h
View file

@ -52,6 +52,25 @@ static inline void kcov_remote_start_usb(u64 id)
kcov_remote_start(kcov_remote_handle(KCOV_SUBSYSTEM_USB, id));
}
/*
* The softirq flavor of kcov_remote_*() functions is introduced as a temporary
* work around for kcov's lack of nested remote coverage sections support in
* task context. Adding suport for nested sections is tracked in:
* https://bugzilla.kernel.org/show_bug.cgi?id=210337
*/
static inline void kcov_remote_start_usb_softirq(u64 id)
{
if (in_serving_softirq())
kcov_remote_start_usb(id);
}
static inline void kcov_remote_stop_softirq(void)
{
if (in_serving_softirq())
kcov_remote_stop();
}
#else
static inline void kcov_task_init(struct task_struct *t) {}
@ -66,6 +85,8 @@ static inline u64 kcov_common_handle(void)
}
static inline void kcov_remote_start_common(u64 id) {}
static inline void kcov_remote_start_usb(u64 id) {}
static inline void kcov_remote_start_usb_softirq(u64 id) {}
static inline void kcov_remote_stop_softirq(void) {}
#endif /* CONFIG_KCOV */
#endif /* _LINUX_KCOV_H */

2
include/linux/kprobes.h
View file

@ -266,7 +266,7 @@ extern void kprobes_inc_nmissed_count(struct kprobe *p);
extern bool arch_within_kprobe_blacklist(unsigned long addr);
extern int arch_populate_kprobe_blacklist(void);
extern bool arch_kprobe_on_func_entry(unsigned long offset);
extern bool kprobe_on_func_entry(kprobe_opcode_t *addr, const char *sym, unsigned long offset);
extern int kprobe_on_func_entry(kprobe_opcode_t *addr, const char *sym, unsigned long offset);
extern bool within_kprobe_blacklist(unsigned long addr);
extern int kprobe_add_ksym_blacklist(unsigned long entry);

3
include/linux/kthread.h
View file

@ -33,6 +33,9 @@ struct task_struct *kthread_create_on_cpu(int (*threadfn)(void *data),
unsigned int cpu,
const char *namefmt);
void kthread_set_per_cpu(struct task_struct *k, int cpu);
bool kthread_is_per_cpu(struct task_struct *k);
/**
* kthread_run - create and wake a thread.
* @threadfn: the function to run until signal_pending(current).

1
include/linux/ktime.h
View file

@ -230,6 +230,5 @@ static inline ktime_t ms_to_ktime(u64 ms)
}
# include <linux/timekeeping.h>
# include <linux/timekeeping32.h>
#endif

5
include/linux/linkage.h
View file

@ -178,6 +178,11 @@
* Objtool generates debug info for both FUNC & CODE, but needs special
* annotations for each CODE's start (to describe the actual stack frame).
*
* Objtool requires that all code must be contained in an ELF symbol. Symbol
* names that have a .L prefix do not emit symbol table entries. .L
* prefixed symbols can be used within a code region, but should be avoided for
* denoting a range of code via ``SYM_*_START/END`` annotations.
*
* ALIAS -- does not generate debug info -- the aliased function will
*/

3
include/linux/mdio-bitbang.h
View file

@ -35,6 +35,9 @@ struct mdiobb_ctrl {
const struct mdiobb_ops *ops;
};
int mdiobb_read(struct mii_bus *bus, int phy, int reg);
int mdiobb_write(struct mii_bus *bus, int phy, int reg, u16 val);
/* The returned bus is not yet registered with the phy layer. */
struct mii_bus *alloc_mdio_bitbang(struct mdiobb_ctrl *ctrl);

2
include/linux/memcontrol.h
View file

@ -665,7 +665,7 @@ static inline struct lruvec *mem_cgroup_page_lruvec(struct page *page,
{
struct mem_cgroup *memcg = page_memcg(page);
VM_WARN_ON_ONCE_PAGE(!memcg, page);
VM_WARN_ON_ONCE_PAGE(!memcg && !mem_cgroup_disabled(), page);
return mem_cgroup_lruvec(memcg, pgdat);
}

18
include/linux/mlx5/driver.h
View file

@ -1209,22 +1209,4 @@ static inline bool mlx5_is_roce_enabled(struct mlx5_core_dev *dev)
return val.vbool;
}
/**
* mlx5_core_net - Provide net namespace of the mlx5_core_dev
* @dev: mlx5 core device
*
* mlx5_core_net() returns the net namespace of mlx5 core device.
* This can be called only in below described limited context.
* (a) When a devlink instance for mlx5_core is registered and
* when devlink reload operation is disabled.
* or
* (b) during devlink reload reload_down() and reload_up callbacks
* where it is ensured that devlink instance's net namespace is
* stable.
*/
static inline struct net *mlx5_core_net(struct mlx5_core_dev *dev)
{
return devlink_net(priv_to_devlink(dev));
}
#endif /* MLX5_DRIVER_H */

3
include/linux/mlx5/mlx5_ifc.h
View file

@ -1280,7 +1280,8 @@ struct mlx5_ifc_cmd_hca_cap_bits {
u8 ece_support[0x1];
u8 reserved_at_a4[0x7];
u8 log_max_srq[0x5];
u8 reserved_at_b0[0x2];
u8 reserved_at_b0[0x1];
u8 uplink_follow[0x1];
u8 ts_cqe_to_dest_cqn[0x1];
u8 reserved_at_b3[0xd];

6
include/linux/msi.h
View file

@ -178,6 +178,12 @@ struct msi_desc {
list_for_each_entry((desc), dev_to_msi_list((dev)), list)
#define for_each_msi_entry_safe(desc, tmp, dev) \
list_for_each_entry_safe((desc), (tmp), dev_to_msi_list((dev)), list)
#define for_each_msi_vector(desc, __irq, dev) \
for_each_msi_entry((desc), (dev)) \
if ((desc)->irq) \
for (__irq = (desc)->irq; \
__irq < ((desc)->irq + (desc)->nvec_used); \
__irq++)
#ifdef CONFIG_IRQ_MSI_IOMMU
static inline const void *msi_desc_get_iommu_cookie(struct msi_desc *desc)

2
include/linux/netdevice.h
View file

@ -4352,6 +4352,7 @@ static inline void netif_tx_disable(struct net_device *dev)
local_bh_disable();
cpu = smp_processor_id();
spin_lock(&dev->tx_global_lock);
for (i = 0; i < dev->num_tx_queues; i++) {
struct netdev_queue *txq = netdev_get_tx_queue(dev, i);
@ -4359,6 +4360,7 @@ static inline void netif_tx_disable(struct net_device *dev)
netif_tx_stop_queue(txq);
__netif_tx_unlock(txq);
}
spin_unlock(&dev->tx_global_lock);
local_bh_enable();
}

6
include/linux/nvme.h
View file

@ -116,6 +116,9 @@ enum {
NVME_REG_BPMBL = 0x0048, /* Boot Partition Memory Buffer
* Location
*/
NVME_REG_CMBMSC = 0x0050, /* Controller Memory Buffer Memory
* Space Control
*/
NVME_REG_PMRCAP = 0x0e00, /* Persistent Memory Capabilities */
NVME_REG_PMRCTL = 0x0e04, /* Persistent Memory Region Control */
NVME_REG_PMRSTS = 0x0e08, /* Persistent Memory Region Status */
@ -135,6 +138,7 @@ enum {
#define NVME_CAP_CSS(cap) (((cap) >> 37) & 0xff)
#define NVME_CAP_MPSMIN(cap) (((cap) >> 48) & 0xf)
#define NVME_CAP_MPSMAX(cap) (((cap) >> 52) & 0xf)
#define NVME_CAP_CMBS(cap) (((cap) >> 57) & 0x1)
#define NVME_CMB_BIR(cmbloc) ((cmbloc) & 0x7)
#define NVME_CMB_OFST(cmbloc) (((cmbloc) >> 12) & 0xfffff)
@ -192,6 +196,8 @@ enum {
NVME_CSTS_SHST_OCCUR = 1 << 2,
NVME_CSTS_SHST_CMPLT = 2 << 2,
NVME_CSTS_SHST_MASK = 3 << 2,
NVME_CMBMSC_CRE = 1 << 0,
NVME_CMBMSC_CMSE = 1 << 1,
};
struct nvme_id_power_state {

2
include/linux/perf/arm_pmu.h
View file

@ -163,8 +163,6 @@ int arm_pmu_acpi_probe(armpmu_init_fn init_fn);
static inline int arm_pmu_acpi_probe(armpmu_init_fn init_fn) { return 0; }
#endif
bool arm_pmu_irq_is_nmi(void);
/* Internal functions only for core arm_pmu code */
struct arm_pmu *armpmu_alloc(void);
struct arm_pmu *armpmu_alloc_atomic(void);

6
include/linux/rcupdate.h
View file

@ -86,6 +86,12 @@ void rcu_sched_clock_irq(int user);
void rcu_report_dead(unsigned int cpu);
void rcutree_migrate_callbacks(int cpu);
#ifdef CONFIG_TASKS_RCU_GENERIC
void rcu_init_tasks_generic(void);
#else
static inline void rcu_init_tasks_generic(void) { }
#endif
#ifdef CONFIG_RCU_STALL_COMMON
void rcu_sysrq_start(void);
void rcu_sysrq_end(void);

30
include/linux/regulator/consumer.h
View file

@ -331,6 +331,12 @@ regulator_get_exclusive(struct device *dev, const char *id)
return ERR_PTR(-ENODEV);
}
static inline struct regulator *__must_check
devm_regulator_get_exclusive(struct device *dev, const char *id)
{
return ERR_PTR(-ENODEV);
}
static inline struct regulator *__must_check
regulator_get_optional(struct device *dev, const char *id)
{
@ -486,6 +492,11 @@ static inline int regulator_get_voltage(struct regulator *regulator)
return -EINVAL;
}
static inline int regulator_sync_voltage(struct regulator *regulator)
{
return -EINVAL;
}
static inline int regulator_is_supported_voltage(struct regulator *regulator,
int min_uV, int max_uV)
{
@ -578,6 +589,25 @@ static inline int devm_regulator_unregister_notifier(struct regulator *regulator
return 0;
}
static inline int regulator_suspend_enable(struct regulator_dev *rdev,
suspend_state_t state)
{
return -EINVAL;
}
static inline int regulator_suspend_disable(struct regulator_dev *rdev,
suspend_state_t state)
{
return -EINVAL;
}
static inline int regulator_set_suspend_voltage(struct regulator *regulator,
int min_uV, int max_uV,
suspend_state_t state)
{
return -EINVAL;
}
static inline void *regulator_get_drvdata(struct regulator *regulator)
{
return NULL;

3
include/linux/skbuff.h
View file

@ -366,7 +366,7 @@ static inline void skb_frag_size_sub(skb_frag_t *frag, int delta)
static inline bool skb_frag_must_loop(struct page *p)
{
#if defined(CONFIG_HIGHMEM)
if (PageHighMem(p))
if (IS_ENABLED(CONFIG_DEBUG_KMAP_LOCAL_FORCE_MAP) || PageHighMem(p))
return true;
#endif
return false;
@ -1203,6 +1203,7 @@ struct skb_seq_state {
struct sk_buff *root_skb;
struct sk_buff *cur_skb;
__u8 *frag_data;
__u32 frag_off;
};
void skb_prepare_seq_read(struct sk_buff *skb, unsigned int from,

3
include/linux/sunrpc/xdr.h
View file

@ -25,8 +25,7 @@ struct rpc_rqst;
#define XDR_QUADLEN(l) (((l) + 3) >> 2)
/*
* Generic opaque `network object.' At the kernel level, this type
* is used only by lockd.
* Generic opaque `network object.'
*/
#define XDR_MAX_NETOBJ 1024
struct xdr_netobj {

24
include/linux/syscalls.h
View file

@ -251,6 +251,30 @@ static inline int is_syscall_trace_event(struct trace_event_call *tp_event)
static inline long __do_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__))
#endif /* __SYSCALL_DEFINEx */
/* For split 64-bit arguments on 32-bit architectures */
#ifdef __LITTLE_ENDIAN
#define SC_ARG64(name) u32, name##_lo, u32, name##_hi
#else
#define SC_ARG64(name) u32, name##_hi, u32, name##_lo
#endif
#define SC_VAL64(type, name) ((type) name##_hi << 32 | name##_lo)
#ifdef CONFIG_COMPAT
#define SYSCALL32_DEFINE1 COMPAT_SYSCALL_DEFINE1
#define SYSCALL32_DEFINE2 COMPAT_SYSCALL_DEFINE2
#define SYSCALL32_DEFINE3 COMPAT_SYSCALL_DEFINE3
#define SYSCALL32_DEFINE4 COMPAT_SYSCALL_DEFINE4
#define SYSCALL32_DEFINE5 COMPAT_SYSCALL_DEFINE5
#define SYSCALL32_DEFINE6 COMPAT_SYSCALL_DEFINE6
#else
#define SYSCALL32_DEFINE1 SYSCALL_DEFINE1
#define SYSCALL32_DEFINE2 SYSCALL_DEFINE2
#define SYSCALL32_DEFINE3 SYSCALL_DEFINE3
#define SYSCALL32_DEFINE4 SYSCALL_DEFINE4
#define SYSCALL32_DEFINE5 SYSCALL_DEFINE5
#define SYSCALL32_DEFINE6 SYSCALL_DEFINE6
#endif
/*
* Called before coming back to user-mode. Returning to user-mode with an
* address limit different than USER_DS can allow to overwrite kernel memory.

2
include/linux/thread_info.h
View file

@ -43,6 +43,7 @@ enum syscall_work_bit {
SYSCALL_WORK_BIT_SYSCALL_EMU,
SYSCALL_WORK_BIT_SYSCALL_AUDIT,
SYSCALL_WORK_BIT_SYSCALL_USER_DISPATCH,
SYSCALL_WORK_BIT_SYSCALL_EXIT_TRAP,
};
#define SYSCALL_WORK_SECCOMP BIT(SYSCALL_WORK_BIT_SECCOMP)
@ -51,6 +52,7 @@ enum syscall_work_bit {
#define SYSCALL_WORK_SYSCALL_EMU BIT(SYSCALL_WORK_BIT_SYSCALL_EMU)
#define SYSCALL_WORK_SYSCALL_AUDIT BIT(SYSCALL_WORK_BIT_SYSCALL_AUDIT)
#define SYSCALL_WORK_SYSCALL_USER_DISPATCH BIT(SYSCALL_WORK_BIT_SYSCALL_USER_DISPATCH)
#define SYSCALL_WORK_SYSCALL_EXIT_TRAP BIT(SYSCALL_WORK_BIT_SYSCALL_EXIT_TRAP)
#endif
#include <asm/thread_info.h>

14
include/linux/timekeeping32.h
View file

@ -1,14 +0,0 @@
#ifndef _LINUX_TIMEKEEPING32_H
#define _LINUX_TIMEKEEPING32_H
/*
* These interfaces are all based on the old timespec type
* and should get replaced with the timespec64 based versions
* over time so we can remove the file here.
*/
static inline unsigned long get_seconds(void)
{
return ktime_get_real_seconds();
}
#endif

12
include/linux/tracepoint.h
View file

@ -307,11 +307,13 @@ static inline struct tracepoint *tracepoint_ptr_deref(tracepoint_ptr_t *p)
\
it_func_ptr = \
rcu_dereference_raw((&__tracepoint_##_name)->funcs); \
do { \
it_func = (it_func_ptr)->func; \
__data = (it_func_ptr)->data; \
((void(*)(void *, proto))(it_func))(__data, args); \
} while ((++it_func_ptr)->func); \
if (it_func_ptr) { \
do { \
it_func = (it_func_ptr)->func; \
__data = (it_func_ptr)->data; \
((void(*)(void *, proto))(it_func))(__data, args); \
} while ((++it_func_ptr)->func); \
} \
return 0; \
} \
DEFINE_STATIC_CALL(tp_func_##_name, __traceiter_##_name);

1
include/linux/tty.h
View file

@ -421,6 +421,7 @@ extern void tty_kclose(struct tty_struct *tty);
extern int tty_dev_name_to_number(const char *name, dev_t *number);
extern int tty_ldisc_lock(struct tty_struct *tty, unsigned long timeout);
extern void tty_ldisc_unlock(struct tty_struct *tty);
extern ssize_t redirected_tty_write(struct kiocb *, struct iov_iter *);
#else
static inline void tty_kref_put(struct tty_struct *tty)
{ }

8
include/linux/uio.h
View file

@ -260,7 +260,13 @@ static inline void iov_iter_reexpand(struct iov_iter *i, size_t count)
{
i->count = count;
}
size_t csum_and_copy_to_iter(const void *addr, size_t bytes, void *csump, struct iov_iter *i);
struct csum_state {
__wsum csum;
size_t off;
};
size_t csum_and_copy_to_iter(const void *addr, size_t bytes, void *csstate, struct iov_iter *i);
size_t csum_and_copy_from_iter(void *addr, size_t bytes, __wsum *csum, struct iov_iter *i);
bool csum_and_copy_from_iter_full(void *addr, size_t bytes, __wsum *csum, struct iov_iter *i);
size_t hash_and_copy_to_iter(const void *addr, size_t bytes, void *hashp,

2
include/linux/usb/usbnet.h
View file

@ -81,6 +81,8 @@ struct usbnet {
# define EVENT_LINK_CHANGE 11
# define EVENT_SET_RX_MODE 12
# define EVENT_NO_IP_ALIGN 13
u32 rx_speed; /* in bps - NOT Mbps */
u32 tx_speed; /* in bps - NOT Mbps */
};
static inline struct usb_driver *driver_of(struct usb_interface *intf)

9
include/linux/vmalloc.h
View file

@ -24,7 +24,8 @@ struct notifier_block; /* in notifier.h */
#define VM_UNINITIALIZED 0x00000020 /* vm_struct is not fully initialized */
#define VM_NO_GUARD 0x00000040 /* don't add guard page */
#define VM_KASAN 0x00000080 /* has allocated kasan shadow memory */
#define VM_MAP_PUT_PAGES 0x00000100 /* put pages and free array in vfree */
#define VM_FLUSH_RESET_PERMS 0x00000100 /* reset direct map and flush TLB on unmap, can't be freed in atomic context */
#define VM_MAP_PUT_PAGES 0x00000200 /* put pages and free array in vfree */
/*
* VM_KASAN is used slighly differently depending on CONFIG_KASAN_VMALLOC.
@ -37,12 +38,6 @@ struct notifier_block; /* in notifier.h */
* determine which allocations need the module shadow freed.
*/
/*
* Memory with VM_FLUSH_RESET_PERMS cannot be freed in an interrupt or with
* vfree_atomic().
*/
#define VM_FLUSH_RESET_PERMS 0x00000100 /* Reset direct map and flush TLB on unmap */
/* bits [20..32] reserved for arch specific ioremap internals */
/*