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-rw-r--r--include/dt-bindings/clock/imx6sl-clock.h3
-rw-r--r--include/dt-bindings/clock/stih415-clks.h1
-rw-r--r--include/dt-bindings/clock/stih416-clks.h1
-rw-r--r--include/linux/bio.h13
-rw-r--r--include/linux/blkdev.h1
-rw-r--r--include/linux/elevator.h2
-rw-r--r--include/linux/nmi.h12
-rw-r--r--include/linux/page-flags.h3
-rw-r--r--include/linux/phy.h9
-rw-r--r--include/linux/uio.h14
-rw-r--r--include/net/netfilter/nf_tables.h6
-rw-r--r--include/net/sock.h4
-rw-r--r--include/trace/ftrace.h33
-rw-r--r--include/trace/syscall.h15
14 files changed, 104 insertions, 13 deletions
diff --git a/include/dt-bindings/clock/imx6sl-clock.h b/include/dt-bindings/clock/imx6sl-clock.h
index 7cf5c9969336..b91dd462ba85 100644
--- a/include/dt-bindings/clock/imx6sl-clock.h
+++ b/include/dt-bindings/clock/imx6sl-clock.h
@@ -145,6 +145,7 @@
#define IMX6SL_CLK_USDHC4 132
#define IMX6SL_CLK_PLL4_AUDIO_DIV 133
#define IMX6SL_CLK_SPBA 134
-#define IMX6SL_CLK_END 135
+#define IMX6SL_CLK_ENET 135
+#define IMX6SL_CLK_END 136
#endif /* __DT_BINDINGS_CLOCK_IMX6SL_H */
diff --git a/include/dt-bindings/clock/stih415-clks.h b/include/dt-bindings/clock/stih415-clks.h
index 0d2c7397e028..d80caa68aebd 100644
--- a/include/dt-bindings/clock/stih415-clks.h
+++ b/include/dt-bindings/clock/stih415-clks.h
@@ -10,6 +10,7 @@
#define CLK_ETH1_PHY 4
/* CLOCKGEN A1 */
+#define CLK_ICN_IF_2 0
#define CLK_GMAC0_PHY 3
#endif
diff --git a/include/dt-bindings/clock/stih416-clks.h b/include/dt-bindings/clock/stih416-clks.h
index 552c779eb6af..f9bdbd13568d 100644
--- a/include/dt-bindings/clock/stih416-clks.h
+++ b/include/dt-bindings/clock/stih416-clks.h
@@ -10,6 +10,7 @@
#define CLK_ETH1_PHY 4
/* CLOCKGEN A1 */
+#define CLK_ICN_IF_2 0
#define CLK_GMAC0_PHY 3
#endif
diff --git a/include/linux/bio.h b/include/linux/bio.h
index 5a645769f020..d2633ee099d9 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -186,6 +186,15 @@ static inline void *bio_data(struct bio *bio)
#define BIOVEC_SEG_BOUNDARY(q, b1, b2) \
__BIO_SEG_BOUNDARY(bvec_to_phys((b1)), bvec_to_phys((b2)) + (b2)->bv_len, queue_segment_boundary((q)))
+/*
+ * Check if adding a bio_vec after bprv with offset would create a gap in
+ * the SG list. Most drivers don't care about this, but some do.
+ */
+static inline bool bvec_gap_to_prev(struct bio_vec *bprv, unsigned int offset)
+{
+ return offset || ((bprv->bv_offset + bprv->bv_len) & (PAGE_SIZE - 1));
+}
+
#define bio_io_error(bio) bio_endio((bio), -EIO)
/*
@@ -644,10 +653,6 @@ struct biovec_slab {
#if defined(CONFIG_BLK_DEV_INTEGRITY)
-
-
-#define bip_vec_idx(bip, idx) (&(bip->bip_vec[(idx)]))
-
#define bip_for_each_vec(bvl, bip, iter) \
for_each_bvec(bvl, (bip)->bip_vec, iter, (bip)->bip_iter)
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 713f8b62b435..8699bcf5f099 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -512,6 +512,7 @@ struct request_queue {
#define QUEUE_FLAG_DEAD 19 /* queue tear-down finished */
#define QUEUE_FLAG_INIT_DONE 20 /* queue is initialized */
#define QUEUE_FLAG_NO_SG_MERGE 21 /* don't attempt to merge SG segments*/
+#define QUEUE_FLAG_SG_GAPS 22 /* queue doesn't support SG gaps */
#define QUEUE_FLAG_DEFAULT ((1 << QUEUE_FLAG_IO_STAT) | \
(1 << QUEUE_FLAG_STACKABLE) | \
diff --git a/include/linux/elevator.h b/include/linux/elevator.h
index e2a6bd7fb133..45a91474487d 100644
--- a/include/linux/elevator.h
+++ b/include/linux/elevator.h
@@ -143,7 +143,7 @@ extern void elv_drain_elevator(struct request_queue *);
* io scheduler registration
*/
extern void __init load_default_elevator_module(void);
-extern int __init elv_register(struct elevator_type *);
+extern int elv_register(struct elevator_type *);
extern void elv_unregister(struct elevator_type *);
/*
diff --git a/include/linux/nmi.h b/include/linux/nmi.h
index 6a45fb583ff1..447775ee2c4b 100644
--- a/include/linux/nmi.h
+++ b/include/linux/nmi.h
@@ -32,15 +32,24 @@ static inline void touch_nmi_watchdog(void)
#ifdef arch_trigger_all_cpu_backtrace
static inline bool trigger_all_cpu_backtrace(void)
{
- arch_trigger_all_cpu_backtrace();
+ arch_trigger_all_cpu_backtrace(true);
return true;
}
+static inline bool trigger_allbutself_cpu_backtrace(void)
+{
+ arch_trigger_all_cpu_backtrace(false);
+ return true;
+}
#else
static inline bool trigger_all_cpu_backtrace(void)
{
return false;
}
+static inline bool trigger_allbutself_cpu_backtrace(void)
+{
+ return false;
+}
#endif
#ifdef CONFIG_LOCKUP_DETECTOR
@@ -48,6 +57,7 @@ int hw_nmi_is_cpu_stuck(struct pt_regs *);
u64 hw_nmi_get_sample_period(int watchdog_thresh);
extern int watchdog_user_enabled;
extern int watchdog_thresh;
+extern int sysctl_softlockup_all_cpu_backtrace;
struct ctl_table;
extern int proc_dowatchdog(struct ctl_table *, int ,
void __user *, size_t *, loff_t *);
diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h
index 3c545b48aeab..8304959ad336 100644
--- a/include/linux/page-flags.h
+++ b/include/linux/page-flags.h
@@ -360,6 +360,9 @@ static inline void ClearPageCompound(struct page *page)
ClearPageHead(page);
}
#endif
+
+#define PG_head_mask ((1L << PG_head))
+
#else
/*
* Reduce page flag use as much as possible by overlapping
diff --git a/include/linux/phy.h b/include/linux/phy.h
index 864ddafad8cc..68041446c450 100644
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -536,6 +536,15 @@ struct phy_driver {
/* See set_wol, but for checking whether Wake on LAN is enabled. */
void (*get_wol)(struct phy_device *dev, struct ethtool_wolinfo *wol);
+ /*
+ * Called to inform a PHY device driver when the core is about to
+ * change the link state. This callback is supposed to be used as
+ * fixup hook for drivers that need to take action when the link
+ * state changes. Drivers are by no means allowed to mess with the
+ * PHY device structure in their implementations.
+ */
+ void (*link_change_notify)(struct phy_device *dev);
+
struct device_driver driver;
};
#define to_phy_driver(d) container_of(d, struct phy_driver, driver)
diff --git a/include/linux/uio.h b/include/linux/uio.h
index e2231e47cec1..d54985e0705e 100644
--- a/include/linux/uio.h
+++ b/include/linux/uio.h
@@ -94,8 +94,20 @@ static inline size_t iov_iter_count(struct iov_iter *i)
return i->count;
}
-static inline void iov_iter_truncate(struct iov_iter *i, size_t count)
+/*
+ * Cap the iov_iter by given limit; note that the second argument is
+ * *not* the new size - it's upper limit for such. Passing it a value
+ * greater than the amount of data in iov_iter is fine - it'll just do
+ * nothing in that case.
+ */
+static inline void iov_iter_truncate(struct iov_iter *i, u64 count)
{
+ /*
+ * count doesn't have to fit in size_t - comparison extends both
+ * operands to u64 here and any value that would be truncated by
+ * conversion in assignement is by definition greater than all
+ * values of size_t, including old i->count.
+ */
if (i->count > count)
i->count = count;
}
diff --git a/include/net/netfilter/nf_tables.h b/include/net/netfilter/nf_tables.h
index 7ee6ce6564ae..713b0b88bd5a 100644
--- a/include/net/netfilter/nf_tables.h
+++ b/include/net/netfilter/nf_tables.h
@@ -503,9 +503,9 @@ enum nft_chain_flags {
* @net: net namespace that this chain belongs to
* @table: table that this chain belongs to
* @handle: chain handle
- * @flags: bitmask of enum nft_chain_flags
* @use: number of jump references to this chain
* @level: length of longest path to this chain
+ * @flags: bitmask of enum nft_chain_flags
* @name: name of the chain
*/
struct nft_chain {
@@ -514,9 +514,9 @@ struct nft_chain {
struct net *net;
struct nft_table *table;
u64 handle;
- u8 flags;
- u16 use;
+ u32 use;
u16 level;
+ u8 flags;
char name[NFT_CHAIN_MAXNAMELEN];
};
diff --git a/include/net/sock.h b/include/net/sock.h
index 07b7fcd60d80..173cae485de1 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -1730,8 +1730,8 @@ sk_dst_get(struct sock *sk)
rcu_read_lock();
dst = rcu_dereference(sk->sk_dst_cache);
- if (dst)
- dst_hold(dst);
+ if (dst && !atomic_inc_not_zero(&dst->__refcnt))
+ dst = NULL;
rcu_read_unlock();
return dst;
}
diff --git a/include/trace/ftrace.h b/include/trace/ftrace.h
index 0fd06fef9fac..26b4f2e13275 100644
--- a/include/trace/ftrace.h
+++ b/include/trace/ftrace.h
@@ -44,6 +44,12 @@
#undef __field_ext
#define __field_ext(type, item, filter_type) type item;
+#undef __field_struct
+#define __field_struct(type, item) type item;
+
+#undef __field_struct_ext
+#define __field_struct_ext(type, item, filter_type) type item;
+
#undef __array
#define __array(type, item, len) type item[len];
@@ -122,6 +128,12 @@
#undef __field_ext
#define __field_ext(type, item, filter_type)
+#undef __field_struct
+#define __field_struct(type, item)
+
+#undef __field_struct_ext
+#define __field_struct_ext(type, item, filter_type)
+
#undef __array
#define __array(type, item, len)
@@ -315,9 +327,21 @@ static struct trace_event_functions ftrace_event_type_funcs_##call = { \
if (ret) \
return ret;
+#undef __field_struct_ext
+#define __field_struct_ext(type, item, filter_type) \
+ ret = trace_define_field(event_call, #type, #item, \
+ offsetof(typeof(field), item), \
+ sizeof(field.item), \
+ 0, filter_type); \
+ if (ret) \
+ return ret;
+
#undef __field
#define __field(type, item) __field_ext(type, item, FILTER_OTHER)
+#undef __field_struct
+#define __field_struct(type, item) __field_struct_ext(type, item, FILTER_OTHER)
+
#undef __array
#define __array(type, item, len) \
do { \
@@ -379,6 +403,12 @@ ftrace_define_fields_##call(struct ftrace_event_call *event_call) \
#undef __field_ext
#define __field_ext(type, item, filter_type)
+#undef __field_struct
+#define __field_struct(type, item)
+
+#undef __field_struct_ext
+#define __field_struct_ext(type, item, filter_type)
+
#undef __array
#define __array(type, item, len)
@@ -550,6 +580,9 @@ static inline notrace int ftrace_get_offsets_##call( \
#undef __field
#define __field(type, item)
+#undef __field_struct
+#define __field_struct(type, item)
+
#undef __array
#define __array(type, item, len)
diff --git a/include/trace/syscall.h b/include/trace/syscall.h
index fed853f3d7aa..9674145e2f6a 100644
--- a/include/trace/syscall.h
+++ b/include/trace/syscall.h
@@ -4,6 +4,7 @@
#include <linux/tracepoint.h>
#include <linux/unistd.h>
#include <linux/ftrace_event.h>
+#include <linux/thread_info.h>
#include <asm/ptrace.h>
@@ -32,4 +33,18 @@ struct syscall_metadata {
struct ftrace_event_call *exit_event;
};
+#if defined(CONFIG_TRACEPOINTS) && defined(CONFIG_HAVE_SYSCALL_TRACEPOINTS)
+static inline void syscall_tracepoint_update(struct task_struct *p)
+{
+ if (test_thread_flag(TIF_SYSCALL_TRACEPOINT))
+ set_tsk_thread_flag(p, TIF_SYSCALL_TRACEPOINT);
+ else
+ clear_tsk_thread_flag(p, TIF_SYSCALL_TRACEPOINT);
+}
+#else
+static inline void syscall_tracepoint_update(struct task_struct *p)
+{
+}
+#endif
+
#endif /* _TRACE_SYSCALL_H */