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-rw-r--r--include/acpi/acpi_bus.h8
-rw-r--r--include/asm-generic/barrier.h8
-rw-r--r--include/asm-generic/bug.h5
-rw-r--r--include/asm-generic/hyperv-tlfs.h19
-rw-r--r--include/asm-generic/mshyperv.h14
-rw-r--r--include/linux/blkdev.h2
-rw-r--r--include/linux/bootconfig.h8
-rw-r--r--include/linux/clk.h5
-rw-r--r--include/linux/compiler.h2
-rw-r--r--include/linux/dma-fence.h7
-rw-r--r--include/linux/etherdevice.h25
-rw-r--r--include/linux/firmware/cirrus/cs_dsp.h4
-rw-r--r--include/linux/gfp_types.h2
-rw-r--r--include/linux/gpio/property.h1
-rw-r--r--include/linux/hyperv.h1
-rw-r--r--include/linux/io_uring_types.h2
-rw-r--r--include/linux/irqflags.h2
-rw-r--r--include/linux/mm.h10
-rw-r--r--include/linux/peci.h1
-rw-r--r--include/linux/platform_data/davinci_asp.h15
-rw-r--r--include/linux/randomize_kstack.h2
-rw-r--r--include/linux/rwbase_rt.h4
-rw-r--r--include/linux/rwsem.h6
-rw-r--r--include/linux/shmem_fs.h9
-rw-r--r--include/linux/sockptr.h25
-rw-r--r--include/linux/sunrpc/svc_rdma.h13
-rw-r--r--include/linux/swapops.h65
-rw-r--r--include/linux/u64_stats_sync.h9
-rw-r--r--include/linux/udp.h2
-rw-r--r--include/linux/virtio.h7
-rw-r--r--include/net/addrconf.h4
-rw-r--r--include/net/af_unix.h3
-rw-r--r--include/net/bluetooth/bluetooth.h9
-rw-r--r--include/net/bluetooth/hci_core.h8
-rw-r--r--include/net/ip_tunnels.h33
-rw-r--r--include/net/mac80211.h3
-rw-r--r--include/net/macsec.h2
-rw-r--r--include/net/netfilter/nf_flow_table.h12
-rw-r--r--include/net/netfilter/nf_tables.h14
-rw-r--r--include/net/sch_generic.h1
-rw-r--r--include/net/sock.h38
-rw-r--r--include/net/tls.h3
-rw-r--r--include/sound/control.h23
-rw-r--r--include/sound/dmaengine_pcm.h2
-rw-r--r--include/sound/soc-acpi-intel-ssp-common.h81
-rw-r--r--include/sound/soc-acpi.h12
-rw-r--r--include/sound/soc-jack.h2
-rw-r--r--include/sound/soc.h54
-rw-r--r--include/sound/sof.h2
-rw-r--r--include/trace/events/asoc.h2
-rw-r--r--include/trace/events/rpcgss.h4
-rw-r--r--include/uapi/linux/vdpa.h6
-rw-r--r--include/uapi/linux/vhost.h15
-rw-r--r--include/uapi/sound/asoc.h56
-rw-r--r--include/uapi/sound/skl-tplg-interface.h74
55 files changed, 471 insertions, 275 deletions
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index 5de954e2b18a..e7796f373d0d 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -911,17 +911,19 @@ static inline bool acpi_int_uid_match(struct acpi_device *adev, u64 uid2)
* acpi_dev_hid_uid_match - Match device by supplied HID and UID
* @adev: ACPI device to match.
* @hid2: Hardware ID of the device.
- * @uid2: Unique ID of the device, pass 0 or NULL to not check _UID.
+ * @uid2: Unique ID of the device, pass NULL to not check _UID.
*
* Matches HID and UID in @adev with given @hid2 and @uid2. Absence of @uid2
* will be treated as a match. If user wants to validate @uid2, it should be
* done before calling this function.
*
- * Returns: %true if matches or @uid2 is 0 or NULL, %false otherwise.
+ * Returns: %true if matches or @uid2 is NULL, %false otherwise.
*/
#define acpi_dev_hid_uid_match(adev, hid2, uid2) \
(acpi_dev_hid_match(adev, hid2) && \
- (!(uid2) || acpi_dev_uid_match(adev, uid2)))
+ /* Distinguish integer 0 from NULL @uid2 */ \
+ (_Generic(uid2, ACPI_STR_TYPES(!(uid2)), default: 0) || \
+ acpi_dev_uid_match(adev, uid2)))
void acpi_dev_clear_dependencies(struct acpi_device *supplier);
bool acpi_dev_ready_for_enumeration(const struct acpi_device *device);
diff --git a/include/asm-generic/barrier.h b/include/asm-generic/barrier.h
index 0c0695763bea..d4f581c1e21d 100644
--- a/include/asm-generic/barrier.h
+++ b/include/asm-generic/barrier.h
@@ -294,5 +294,13 @@ do { \
#define io_stop_wc() do { } while (0)
#endif
+/*
+ * Architectures that guarantee an implicit smp_mb() in switch_mm()
+ * can override smp_mb__after_switch_mm.
+ */
+#ifndef smp_mb__after_switch_mm
+# define smp_mb__after_switch_mm() smp_mb()
+#endif
+
#endif /* !__ASSEMBLY__ */
#endif /* __ASM_GENERIC_BARRIER_H */
diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h
index 6e794420bd39..b7de3a4eade1 100644
--- a/include/asm-generic/bug.h
+++ b/include/asm-generic/bug.h
@@ -156,7 +156,10 @@ extern __printf(1, 2) void __warn_printk(const char *fmt, ...);
#else /* !CONFIG_BUG */
#ifndef HAVE_ARCH_BUG
-#define BUG() do {} while (1)
+#define BUG() do { \
+ do {} while (1); \
+ unreachable(); \
+} while (0)
#endif
#ifndef HAVE_ARCH_BUG_ON
diff --git a/include/asm-generic/hyperv-tlfs.h b/include/asm-generic/hyperv-tlfs.h
index 87e3d49a4e29..814207e7c37f 100644
--- a/include/asm-generic/hyperv-tlfs.h
+++ b/include/asm-generic/hyperv-tlfs.h
@@ -512,13 +512,9 @@ struct hv_proximity_domain_flags {
u32 proximity_info_valid : 1;
} __packed;
-/* Not a union in windows but useful for zeroing */
-union hv_proximity_domain_info {
- struct {
- u32 domain_id;
- struct hv_proximity_domain_flags flags;
- };
- u64 as_uint64;
+struct hv_proximity_domain_info {
+ u32 domain_id;
+ struct hv_proximity_domain_flags flags;
} __packed;
struct hv_lp_startup_status {
@@ -532,14 +528,13 @@ struct hv_lp_startup_status {
} __packed;
/* HvAddLogicalProcessor hypercall */
-struct hv_add_logical_processor_in {
+struct hv_input_add_logical_processor {
u32 lp_index;
u32 apic_id;
- union hv_proximity_domain_info proximity_domain_info;
- u64 flags;
+ struct hv_proximity_domain_info proximity_domain_info;
} __packed;
-struct hv_add_logical_processor_out {
+struct hv_output_add_logical_processor {
struct hv_lp_startup_status startup_status;
} __packed;
@@ -560,7 +555,7 @@ struct hv_create_vp {
u8 padding[3];
u8 subnode_type;
u64 subnode_id;
- union hv_proximity_domain_info proximity_domain_info;
+ struct hv_proximity_domain_info proximity_domain_info;
u64 flags;
} __packed;
diff --git a/include/asm-generic/mshyperv.h b/include/asm-generic/mshyperv.h
index 99935779682d..8fe7aaab2599 100644
--- a/include/asm-generic/mshyperv.h
+++ b/include/asm-generic/mshyperv.h
@@ -21,6 +21,7 @@
#include <linux/types.h>
#include <linux/atomic.h>
#include <linux/bitops.h>
+#include <acpi/acpi_numa.h>
#include <linux/cpumask.h>
#include <linux/nmi.h>
#include <asm/ptrace.h>
@@ -67,6 +68,19 @@ extern u64 hv_do_fast_hypercall8(u16 control, u64 input8);
bool hv_isolation_type_snp(void);
bool hv_isolation_type_tdx(void);
+static inline struct hv_proximity_domain_info hv_numa_node_to_pxm_info(int node)
+{
+ struct hv_proximity_domain_info pxm_info = {};
+
+ if (node != NUMA_NO_NODE) {
+ pxm_info.domain_id = node_to_pxm(node);
+ pxm_info.flags.proximity_info_valid = 1;
+ pxm_info.flags.proximity_preferred = 1;
+ }
+
+ return pxm_info;
+}
+
/* Helper functions that provide a consistent pattern for checking Hyper-V hypercall status. */
static inline int hv_result(u64 status)
{
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 172c91879999..69e7da33ca49 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -128,6 +128,8 @@ typedef unsigned int __bitwise blk_mode_t;
#define BLK_OPEN_WRITE_IOCTL ((__force blk_mode_t)(1 << 4))
/* open is exclusive wrt all other BLK_OPEN_WRITE opens to the device */
#define BLK_OPEN_RESTRICT_WRITES ((__force blk_mode_t)(1 << 5))
+/* return partition scanning errors */
+#define BLK_OPEN_STRICT_SCAN ((__force blk_mode_t)(1 << 6))
struct gendisk {
/*
diff --git a/include/linux/bootconfig.h b/include/linux/bootconfig.h
index ca73940e26df..3f4b4ac527ca 100644
--- a/include/linux/bootconfig.h
+++ b/include/linux/bootconfig.h
@@ -10,6 +10,7 @@
#ifdef __KERNEL__
#include <linux/kernel.h>
#include <linux/types.h>
+bool __init cmdline_has_extra_options(void);
#else /* !__KERNEL__ */
/*
* NOTE: This is only for tools/bootconfig, because tools/bootconfig will
@@ -287,7 +288,12 @@ int __init xbc_init(const char *buf, size_t size, const char **emsg, int *epos);
int __init xbc_get_info(int *node_size, size_t *data_size);
/* XBC cleanup data structures */
-void __init xbc_exit(void);
+void __init _xbc_exit(bool early);
+
+static inline void xbc_exit(void)
+{
+ _xbc_exit(false);
+}
/* XBC embedded bootconfig data in kernel */
#ifdef CONFIG_BOOT_CONFIG_EMBED
diff --git a/include/linux/clk.h b/include/linux/clk.h
index 00623f4de5e1..0fa56d672532 100644
--- a/include/linux/clk.h
+++ b/include/linux/clk.h
@@ -286,6 +286,11 @@ static inline int clk_rate_exclusive_get(struct clk *clk)
return 0;
}
+static inline int devm_clk_rate_exclusive_get(struct device *dev, struct clk *clk)
+{
+ return 0;
+}
+
static inline void clk_rate_exclusive_put(struct clk *clk) {}
#endif
diff --git a/include/linux/compiler.h b/include/linux/compiler.h
index c00cc6c0878a..8c252e073bd8 100644
--- a/include/linux/compiler.h
+++ b/include/linux/compiler.h
@@ -268,7 +268,7 @@ static inline void *offset_to_ptr(const int *off)
* - When one operand is a null pointer constant (i.e. when x is an integer
* constant expression) and the other is an object pointer (i.e. our
* third operand), the conditional operator returns the type of the
- * object pointer operand (i.e. "int *). Here, within the sizeof(), we
+ * object pointer operand (i.e. "int *"). Here, within the sizeof(), we
* would then get:
* sizeof(*((int *)(...)) == sizeof(int) == 4
* - When one operand is a void pointer (i.e. when x is not an integer
diff --git a/include/linux/dma-fence.h b/include/linux/dma-fence.h
index e06bad467f55..c3f9bb6602ba 100644
--- a/include/linux/dma-fence.h
+++ b/include/linux/dma-fence.h
@@ -682,4 +682,11 @@ static inline bool dma_fence_is_container(struct dma_fence *fence)
return dma_fence_is_array(fence) || dma_fence_is_chain(fence);
}
+#define DMA_FENCE_WARN(f, fmt, args...) \
+ do { \
+ struct dma_fence *__ff = (f); \
+ pr_warn("f %llu#%llu: " fmt, __ff->context, __ff->seqno,\
+ ##args); \
+ } while (0)
+
#endif /* __LINUX_DMA_FENCE_H */
diff --git a/include/linux/etherdevice.h b/include/linux/etherdevice.h
index 224645f17c33..297231854ada 100644
--- a/include/linux/etherdevice.h
+++ b/include/linux/etherdevice.h
@@ -608,6 +608,31 @@ static inline void eth_hw_addr_gen(struct net_device *dev, const u8 *base_addr,
}
/**
+ * eth_skb_pkt_type - Assign packet type if destination address does not match
+ * @skb: Assigned a packet type if address does not match @dev address
+ * @dev: Network device used to compare packet address against
+ *
+ * If the destination MAC address of the packet does not match the network
+ * device address, assign an appropriate packet type.
+ */
+static inline void eth_skb_pkt_type(struct sk_buff *skb,
+ const struct net_device *dev)
+{
+ const struct ethhdr *eth = eth_hdr(skb);
+
+ if (unlikely(!ether_addr_equal_64bits(eth->h_dest, dev->dev_addr))) {
+ if (unlikely(is_multicast_ether_addr_64bits(eth->h_dest))) {
+ if (ether_addr_equal_64bits(eth->h_dest, dev->broadcast))
+ skb->pkt_type = PACKET_BROADCAST;
+ else
+ skb->pkt_type = PACKET_MULTICAST;
+ } else {
+ skb->pkt_type = PACKET_OTHERHOST;
+ }
+ }
+}
+
+/**
* eth_skb_pad - Pad buffer to mininum number of octets for Ethernet frame
* @skb: Buffer to pad
*
diff --git a/include/linux/firmware/cirrus/cs_dsp.h b/include/linux/firmware/cirrus/cs_dsp.h
index 23384a54d575..82687e07a7c2 100644
--- a/include/linux/firmware/cirrus/cs_dsp.h
+++ b/include/linux/firmware/cirrus/cs_dsp.h
@@ -238,8 +238,12 @@ void cs_dsp_cleanup_debugfs(struct cs_dsp *dsp);
int cs_dsp_coeff_write_acked_control(struct cs_dsp_coeff_ctl *ctl, unsigned int event_id);
int cs_dsp_coeff_write_ctrl(struct cs_dsp_coeff_ctl *ctl, unsigned int off,
const void *buf, size_t len);
+int cs_dsp_coeff_lock_and_write_ctrl(struct cs_dsp_coeff_ctl *ctl, unsigned int off,
+ const void *buf, size_t len);
int cs_dsp_coeff_read_ctrl(struct cs_dsp_coeff_ctl *ctl, unsigned int off,
void *buf, size_t len);
+int cs_dsp_coeff_lock_and_read_ctrl(struct cs_dsp_coeff_ctl *ctl, unsigned int off,
+ void *buf, size_t len);
struct cs_dsp_coeff_ctl *cs_dsp_get_ctl(struct cs_dsp *dsp, const char *name, int type,
unsigned int alg);
diff --git a/include/linux/gfp_types.h b/include/linux/gfp_types.h
index 868c8fb1bbc1..13becafe41df 100644
--- a/include/linux/gfp_types.h
+++ b/include/linux/gfp_types.h
@@ -2,6 +2,8 @@
#ifndef __LINUX_GFP_TYPES_H
#define __LINUX_GFP_TYPES_H
+#include <linux/bits.h>
+
/* The typedef is in types.h but we want the documentation here */
#if 0
/**
diff --git a/include/linux/gpio/property.h b/include/linux/gpio/property.h
index 6c75c8bd44a0..1a14e239221f 100644
--- a/include/linux/gpio/property.h
+++ b/include/linux/gpio/property.h
@@ -2,7 +2,6 @@
#ifndef __LINUX_GPIO_PROPERTY_H
#define __LINUX_GPIO_PROPERTY_H
-#include <dt-bindings/gpio/gpio.h> /* for GPIO_* flags */
#include <linux/property.h>
#define PROPERTY_ENTRY_GPIO(_name_, _chip_node_, _idx_, _flags_) \
diff --git a/include/linux/hyperv.h b/include/linux/hyperv.h
index 6ef0557b4bff..96ceb4095425 100644
--- a/include/linux/hyperv.h
+++ b/include/linux/hyperv.h
@@ -832,6 +832,7 @@ struct vmbus_gpadl {
u32 gpadl_handle;
u32 size;
void *buffer;
+ bool decrypted;
};
struct vmbus_channel {
diff --git a/include/linux/io_uring_types.h b/include/linux/io_uring_types.h
index 05df0e399d7c..ac333ea81d31 100644
--- a/include/linux/io_uring_types.h
+++ b/include/linux/io_uring_types.h
@@ -13,7 +13,7 @@ enum {
* A hint to not wake right away but delay until there are enough of
* tw's queued to match the number of CQEs the task is waiting for.
*
- * Must not be used wirh requests generating more than one CQE.
+ * Must not be used with requests generating more than one CQE.
* It's also ignored unless IORING_SETUP_DEFER_TASKRUN is set.
*/
IOU_F_TWQ_LAZY_WAKE = 1,
diff --git a/include/linux/irqflags.h b/include/linux/irqflags.h
index 147feebd508c..3f003d5fde53 100644
--- a/include/linux/irqflags.h
+++ b/include/linux/irqflags.h
@@ -114,7 +114,7 @@ do { \
# define lockdep_softirq_enter() do { } while (0)
# define lockdep_softirq_exit() do { } while (0)
# define lockdep_hrtimer_enter(__hrtimer) false
-# define lockdep_hrtimer_exit(__context) do { } while (0)
+# define lockdep_hrtimer_exit(__context) do { (void)(__context); } while (0)
# define lockdep_posixtimer_enter() do { } while (0)
# define lockdep_posixtimer_exit() do { } while (0)
# define lockdep_irq_work_enter(__work) do { } while (0)
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 0436b919f1c7..7b0ee64225de 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -2207,11 +2207,6 @@ static inline int arch_make_folio_accessible(struct folio *folio)
*/
#include <linux/vmstat.h>
-static __always_inline void *lowmem_page_address(const struct page *page)
-{
- return page_to_virt(page);
-}
-
#if defined(CONFIG_HIGHMEM) && !defined(WANT_PAGE_VIRTUAL)
#define HASHED_PAGE_VIRTUAL
#endif
@@ -2234,6 +2229,11 @@ void set_page_address(struct page *page, void *virtual);
void page_address_init(void);
#endif
+static __always_inline void *lowmem_page_address(const struct page *page)
+{
+ return page_to_virt(page);
+}
+
#if !defined(HASHED_PAGE_VIRTUAL) && !defined(WANT_PAGE_VIRTUAL)
#define page_address(page) lowmem_page_address(page)
#define set_page_address(page, address) do { } while(0)
diff --git a/include/linux/peci.h b/include/linux/peci.h
index 9b3d36aff431..90e241458ef6 100644
--- a/include/linux/peci.h
+++ b/include/linux/peci.h
@@ -58,7 +58,6 @@ static inline struct peci_controller *to_peci_controller(void *d)
/**
* struct peci_device - PECI device
* @dev: device object to register PECI device to the device model
- * @controller: manages the bus segment hosting this PECI device
* @info: PECI device characteristics
* @info.family: device family
* @info.model: device model
diff --git a/include/linux/platform_data/davinci_asp.h b/include/linux/platform_data/davinci_asp.h
index c8645b2ed3c0..b9c8520b4bd3 100644
--- a/include/linux/platform_data/davinci_asp.h
+++ b/include/linux/platform_data/davinci_asp.h
@@ -26,16 +26,6 @@ struct davinci_mcasp_pdata {
struct gen_pool *sram_pool;
/*
- * If McBSP peripheral gets the clock from an external pin,
- * there are three chooses, that are MCBSP_CLKX, MCBSP_CLKR
- * and MCBSP_CLKS.
- * Depending on different hardware connections it is possible
- * to use this setting to change the behaviour of McBSP
- * driver.
- */
- int clk_input_pin;
-
- /*
* This flag works when both clock and FS are outputs for the cpu
* and makes clock more accurate (FS is not symmetrical and the
* clock is very fast.
@@ -91,11 +81,6 @@ enum {
MCASP_VERSION_OMAP, /* OMAP4/5 */
};
-enum mcbsp_clk_input_pin {
- MCBSP_CLKR = 0, /* as in DM365 */
- MCBSP_CLKS,
-};
-
#define INACTIVE_MODE 0
#define TX_MODE 1
#define RX_MODE 2
diff --git a/include/linux/randomize_kstack.h b/include/linux/randomize_kstack.h
index 5d868505a94e..6d92b68efbf6 100644
--- a/include/linux/randomize_kstack.h
+++ b/include/linux/randomize_kstack.h
@@ -80,7 +80,7 @@ DECLARE_PER_CPU(u32, kstack_offset);
if (static_branch_maybe(CONFIG_RANDOMIZE_KSTACK_OFFSET_DEFAULT, \
&randomize_kstack_offset)) { \
u32 offset = raw_cpu_read(kstack_offset); \
- offset ^= (rand); \
+ offset = ror32(offset, 5) ^ (rand); \
raw_cpu_write(kstack_offset, offset); \
} \
} while (0)
diff --git a/include/linux/rwbase_rt.h b/include/linux/rwbase_rt.h
index 29c4e4f243e4..f2394a409c9d 100644
--- a/include/linux/rwbase_rt.h
+++ b/include/linux/rwbase_rt.h
@@ -31,9 +31,9 @@ static __always_inline bool rw_base_is_locked(const struct rwbase_rt *rwb)
return atomic_read(&rwb->readers) != READER_BIAS;
}
-static inline void rw_base_assert_held_write(const struct rwbase_rt *rwb)
+static __always_inline bool rw_base_is_write_locked(const struct rwbase_rt *rwb)
{
- WARN_ON(atomic_read(&rwb->readers) != WRITER_BIAS);
+ return atomic_read(&rwb->readers) == WRITER_BIAS;
}
static __always_inline bool rw_base_is_contended(const struct rwbase_rt *rwb)
diff --git a/include/linux/rwsem.h b/include/linux/rwsem.h
index 4f1c18992f76..c8b543d428b0 100644
--- a/include/linux/rwsem.h
+++ b/include/linux/rwsem.h
@@ -167,14 +167,14 @@ static __always_inline int rwsem_is_locked(const struct rw_semaphore *sem)
return rw_base_is_locked(&sem->rwbase);
}
-static inline void rwsem_assert_held_nolockdep(const struct rw_semaphore *sem)
+static __always_inline void rwsem_assert_held_nolockdep(const struct rw_semaphore *sem)
{
WARN_ON(!rwsem_is_locked(sem));
}
-static inline void rwsem_assert_held_write_nolockdep(const struct rw_semaphore *sem)
+static __always_inline void rwsem_assert_held_write_nolockdep(const struct rw_semaphore *sem)
{
- rw_base_assert_held_write(sem);
+ WARN_ON(!rw_base_is_write_locked(&sem->rwbase));
}
static __always_inline int rwsem_is_contended(struct rw_semaphore *sem)
diff --git a/include/linux/shmem_fs.h b/include/linux/shmem_fs.h
index a4c15db2f5e5..3fb18f7eb73e 100644
--- a/include/linux/shmem_fs.h
+++ b/include/linux/shmem_fs.h
@@ -110,8 +110,17 @@ extern struct page *shmem_read_mapping_page_gfp(struct address_space *mapping,
extern void shmem_truncate_range(struct inode *inode, loff_t start, loff_t end);
int shmem_unuse(unsigned int type);
+#ifdef CONFIG_TRANSPARENT_HUGEPAGE
extern bool shmem_is_huge(struct inode *inode, pgoff_t index, bool shmem_huge_force,
struct mm_struct *mm, unsigned long vm_flags);
+#else
+static __always_inline bool shmem_is_huge(struct inode *inode, pgoff_t index, bool shmem_huge_force,
+ struct mm_struct *mm, unsigned long vm_flags)
+{
+ return false;
+}
+#endif
+
#ifdef CONFIG_SHMEM
extern unsigned long shmem_swap_usage(struct vm_area_struct *vma);
#else
diff --git a/include/linux/sockptr.h b/include/linux/sockptr.h
index 307961b41541..317200cd3a60 100644
--- a/include/linux/sockptr.h
+++ b/include/linux/sockptr.h
@@ -50,11 +50,36 @@ static inline int copy_from_sockptr_offset(void *dst, sockptr_t src,
return 0;
}
+/* Deprecated.
+ * This is unsafe, unless caller checked user provided optlen.
+ * Prefer copy_safe_from_sockptr() instead.
+ */
static inline int copy_from_sockptr(void *dst, sockptr_t src, size_t size)
{
return copy_from_sockptr_offset(dst, src, 0, size);
}
+/**
+ * copy_safe_from_sockptr: copy a struct from sockptr
+ * @dst: Destination address, in kernel space. This buffer must be @ksize
+ * bytes long.
+ * @ksize: Size of @dst struct.
+ * @optval: Source address. (in user or kernel space)
+ * @optlen: Size of @optval data.
+ *
+ * Returns:
+ * * -EINVAL: @optlen < @ksize
+ * * -EFAULT: access to userspace failed.
+ * * 0 : @ksize bytes were copied
+ */
+static inline int copy_safe_from_sockptr(void *dst, size_t ksize,
+ sockptr_t optval, unsigned int optlen)
+{
+ if (optlen < ksize)
+ return -EINVAL;
+ return copy_from_sockptr(dst, optval, ksize);
+}
+
static inline int copy_struct_from_sockptr(void *dst, size_t ksize,
sockptr_t src, size_t usize)
{
diff --git a/include/linux/sunrpc/svc_rdma.h b/include/linux/sunrpc/svc_rdma.h
index 24cd199dd6f3..d33bab33099a 100644
--- a/include/linux/sunrpc/svc_rdma.h
+++ b/include/linux/sunrpc/svc_rdma.h
@@ -210,7 +210,6 @@ struct svc_rdma_recv_ctxt {
*/
struct svc_rdma_write_info {
struct svcxprt_rdma *wi_rdma;
- struct list_head wi_list;
const struct svc_rdma_chunk *wi_chunk;
@@ -239,10 +238,7 @@ struct svc_rdma_send_ctxt {
struct ib_cqe sc_cqe;
struct xdr_buf sc_hdrbuf;
struct xdr_stream sc_stream;
-
- struct list_head sc_write_info_list;
struct svc_rdma_write_info sc_reply_info;
-
void *sc_xprt_buf;
int sc_page_count;
int sc_cur_sge_no;
@@ -274,14 +270,11 @@ extern void svc_rdma_cc_init(struct svcxprt_rdma *rdma,
extern void svc_rdma_cc_release(struct svcxprt_rdma *rdma,
struct svc_rdma_chunk_ctxt *cc,
enum dma_data_direction dir);
-extern void svc_rdma_write_chunk_release(struct svcxprt_rdma *rdma,
- struct svc_rdma_send_ctxt *ctxt);
extern void svc_rdma_reply_chunk_release(struct svcxprt_rdma *rdma,
struct svc_rdma_send_ctxt *ctxt);
-extern int svc_rdma_prepare_write_list(struct svcxprt_rdma *rdma,
- const struct svc_rdma_pcl *write_pcl,
- struct svc_rdma_send_ctxt *sctxt,
- const struct xdr_buf *xdr);
+extern int svc_rdma_send_write_list(struct svcxprt_rdma *rdm