Merge v6.15.7linux-rolling-stable

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

13 files changed, 77 insertions, 18 deletions

diff --git a/include/drm/drm_file.h b/include/drm/drm_file.h
index 94d365b22505..e85d49d6fa1a 100644
--- a/include/drm/drm_file.h
+++ b/include/drm/drm_file.h
@@ -300,6 +300,9 @@ struct drm_file {
 	 *
 	 * Mapping of mm object handles to object pointers. Used by the GEM
 	 * subsystem. Protected by @table_lock.
+	 *
+	 * Note that allocated entries might be NULL as a transient state when
+	 * creating or deleting a handle.
 	 */
 	struct idr object_idr;
 
diff --git a/include/drm/drm_framebuffer.h b/include/drm/drm_framebuffer.h
index 668077009fce..38b24fc8978d 100644
--- a/include/drm/drm_framebuffer.h
+++ b/include/drm/drm_framebuffer.h
@@ -23,6 +23,7 @@
 #ifndef __DRM_FRAMEBUFFER_H__
 #define __DRM_FRAMEBUFFER_H__
 
+#include <linux/bits.h>
 #include <linux/ctype.h>
 #include <linux/list.h>
 #include <linux/sched.h>
@@ -100,6 +101,8 @@ struct drm_framebuffer_funcs {
 		     unsigned num_clips);
 };
 
+#define DRM_FRAMEBUFFER_HAS_HANDLE_REF(_i)	BIT(0u + (_i))
+
 /**
  * struct drm_framebuffer - frame buffer object
  *
@@ -189,6 +192,10 @@ struct drm_framebuffer {
 	 */
 	int flags;
 	/**
+	 * @internal_flags: Framebuffer flags like DRM_FRAMEBUFFER_HAS_HANDLE_REF.
+	 */
+	unsigned int internal_flags;
+	/**
 	 * @filp_head: Placed on &drm_file.fbs, protected by &drm_file.fbs_lock.
 	 */
 	struct list_head filp_head;
diff --git a/include/drm/spsc_queue.h b/include/drm/spsc_queue.h
index 125f096c88cb..ee9df8cc67b7 100644
--- a/include/drm/spsc_queue.h
+++ b/include/drm/spsc_queue.h
@@ -70,9 +70,11 @@ static inline bool spsc_queue_push(struct spsc_queue *queue, struct spsc_node *n
 
 	preempt_disable();
 
+	atomic_inc(&queue->job_count);
+	smp_mb__after_atomic();
+
 	tail = (struct spsc_node **)atomic_long_xchg(&queue->tail, (long)&node->next);
 	WRITE_ONCE(*tail, node);
-	atomic_inc(&queue->job_count);
 
 	/*
 	 * In case of first element verify new node will be visible to the consumer
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 9a1f0ee40b56..7c2a66995518 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -268,11 +268,16 @@ static inline dev_t disk_devt(struct gendisk *disk)
 	return MKDEV(disk->major, disk->first_minor);
 }
 
+#ifdef CONFIG_TRANSPARENT_HUGEPAGE
 /*
  * We should strive for 1 << (PAGE_SHIFT + MAX_PAGECACHE_ORDER)
  * however we constrain this to what we can validate and test.
  */
 #define BLK_MAX_BLOCK_SIZE      SZ_64K
+#else
+#define BLK_MAX_BLOCK_SIZE      PAGE_SIZE
+#endif
+
 
 /* blk_validate_limits() validates bsize, so drivers don't usually need to */
 static inline int blk_validate_block_size(unsigned long bsize)
diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h
index 7edc3fb0641c..f16a073928e9 100644
--- a/include/linux/ieee80211.h
+++ b/include/linux/ieee80211.h
@@ -663,18 +663,6 @@ static inline bool ieee80211_s1g_has_cssid(__le16 fc)
 }
 
 /**
- * ieee80211_is_s1g_short_beacon - check if frame is an S1G short beacon
- * @fc: frame control bytes in little-endian byteorder
- * Return: whether or not the frame is an S1G short beacon,
- *	i.e. it is an S1G beacon with 'next TBTT' flag set
- */
-static inline bool ieee80211_is_s1g_short_beacon(__le16 fc)
-{
-	return ieee80211_is_s1g_beacon(fc) &&
-		(fc & cpu_to_le16(IEEE80211_S1G_BCN_NEXT_TBTT));
-}
-
-/**
  * ieee80211_is_atim - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ATIM
  * @fc: frame control bytes in little-endian byteorder
  * Return: whether or not the frame is an ATIM frame
@@ -4897,6 +4885,39 @@ static inline bool ieee80211_is_ftm(struct sk_buff *skb)
 	return false;
 }
 
+/**
+ * ieee80211_is_s1g_short_beacon - check if frame is an S1G short beacon
+ * @fc: frame control bytes in little-endian byteorder
+ * @variable: pointer to the beacon frame elements
+ * @variable_len: length of the frame elements
+ * Return: whether or not the frame is an S1G short beacon. As per
+ *	IEEE80211-2024 11.1.3.10.1, The S1G beacon compatibility element shall
+ *	always be present as the first element in beacon frames generated at a
+ *	TBTT (Target Beacon Transmission Time), so any frame not containing
+ *	this element must have been generated at a TSBTT (Target Short Beacon
+ *	Transmission Time) that is not a TBTT. Additionally, short beacons are
+ *	prohibited from containing the S1G beacon compatibility element as per
+ *	IEEE80211-2024 9.3.4.3 Table 9-76, so if we have an S1G beacon with
+ *	either no elements or the first element is not the beacon compatibility
+ *	element, we have a short beacon.
+ */
+static inline bool ieee80211_is_s1g_short_beacon(__le16 fc, const u8 *variable,
+						 size_t variable_len)
+{
+	if (!ieee80211_is_s1g_beacon(fc))
+		return false;
+
+	/*
+	 * If the frame does not contain at least 1 element (this is perfectly
+	 * valid in a short beacon) and is an S1G beacon, we have a short
+	 * beacon.
+	 */
+	if (variable_len < 2)
+		return true;
+
+	return variable[0] != WLAN_EID_S1G_BCN_COMPAT;
+}
+
 struct element {
 	u8 id;
 	u8 datalen;
diff --git a/include/linux/io_uring_types.h b/include/linux/io_uring_types.h
index b44d201520d8..ef76eb5c572d 100644
--- a/include/linux/io_uring_types.h
+++ b/include/linux/io_uring_types.h
@@ -701,6 +701,8 @@ struct io_kiocb {
 		struct hlist_node	hash_node;
 		/* For IOPOLL setup queues, with hybrid polling */
 		u64                     iopoll_start;
+		/* for private io_kiocb freeing */
+		struct rcu_head		rcu_head;
 	};
 	/* internal polling, see IORING_FEAT_FAST_POLL */
 	struct async_poll		*apoll;
diff --git a/include/linux/mm.h b/include/linux/mm.h
index e51dba8398f7..2e4584e1bfcd 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -2708,6 +2708,11 @@ static inline unsigned long get_mm_counter(struct mm_struct *mm, int member)
 	return percpu_counter_read_positive(&mm->rss_stat[member]);
 }
 
+static inline unsigned long get_mm_counter_sum(struct mm_struct *mm, int member)
+{
+	return percpu_counter_sum_positive(&mm->rss_stat[member]);
+}
+
 void mm_trace_rss_stat(struct mm_struct *mm, int member);
 
 static inline void add_mm_counter(struct mm_struct *mm, int member, long value)
diff --git a/include/linux/psp-sev.h b/include/linux/psp-sev.h
index f3cad182d4ef..1f3620aaa4e7 100644
--- a/include/linux/psp-sev.h
+++ b/include/linux/psp-sev.h
@@ -594,6 +594,7 @@ struct sev_data_snp_addr {
  * @imi_en: launch flow is launching an IMI (Incoming Migration Image) for the
  *          purpose of guest-assisted migration.
  * @rsvd: reserved
+ * @desired_tsc_khz: hypervisor desired mean TSC freq in kHz of the guest
  * @gosvw: guest OS-visible workarounds, as defined by hypervisor
  */
 struct sev_data_snp_launch_start {
@@ -603,6 +604,7 @@ struct sev_data_snp_launch_start {
 	u32 ma_en:1;				/* In */
 	u32 imi_en:1;				/* In */
 	u32 rsvd:30;
+	u32 desired_tsc_khz;			/* In */
 	u8 gosvw[16];				/* In */
 } __packed;
 
diff --git a/include/net/af_vsock.h b/include/net/af_vsock.h
index 9e85424c8343..70302c92d329 100644
--- a/include/net/af_vsock.h
+++ b/include/net/af_vsock.h
@@ -242,8 +242,8 @@ int __vsock_dgram_recvmsg(struct socket *sock, struct msghdr *msg,
 int vsock_dgram_recvmsg(struct socket *sock, struct msghdr *msg,
 			size_t len, int flags);
 
-#ifdef CONFIG_BPF_SYSCALL
 extern struct proto vsock_proto;
+#ifdef CONFIG_BPF_SYSCALL
 int vsock_bpf_update_proto(struct sock *sk, struct sk_psock *psock, bool restore);
 void __init vsock_bpf_build_proto(void);
 #else
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index 6e9d2a856a6b..1cf60ed7ac89 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -1346,8 +1346,7 @@ hci_conn_hash_lookup_big_state(struct hci_dev *hdev, __u8 handle,  __u16 state)
 	rcu_read_lock();
 
 	list_for_each_entry_rcu(c, &h->list, list) {
-		if (c->type != BIS_LINK || bacmp(&c->dst, BDADDR_ANY) ||
-		    c->state != state)
+		if (c->type != BIS_LINK || c->state != state)
 			continue;
 
 		if (handle == c->iso_qos.bcast.big) {
diff --git a/include/net/netfilter/nf_flow_table.h b/include/net/netfilter/nf_flow_table.h
index d711642e78b5..c003cd194fa2 100644
--- a/include/net/netfilter/nf_flow_table.h
+++ b/include/net/netfilter/nf_flow_table.h
@@ -370,7 +370,7 @@ static inline __be16 __nf_flow_pppoe_proto(const struct sk_buff *skb)
 
 static inline bool nf_flow_pppoe_proto(struct sk_buff *skb, __be16 *inner_proto)
 {
-	if (!pskb_may_pull(skb, PPPOE_SES_HLEN))
+	if (!pskb_may_pull(skb, ETH_HLEN + PPPOE_SES_HLEN))
 		return false;
 
 	*inner_proto = __nf_flow_pppoe_proto(skb);
diff --git a/include/sound/soc-acpi.h b/include/sound/soc-acpi.h
index 72e371a21767..b8af309c2683 100644
--- a/include/sound/soc-acpi.h
+++ b/include/sound/soc-acpi.h
@@ -10,6 +10,7 @@
 #include <linux/acpi.h>
 #include <linux/mod_devicetable.h>
 #include <linux/soundwire/sdw.h>
+#include <sound/soc.h>
 
 struct snd_soc_acpi_package_context {
 	char *name;           /* package name */
@@ -193,6 +194,15 @@ struct snd_soc_acpi_link_adr {
  *  is not constant since this field may be updated at run-time
  * @sof_tplg_filename: Sound Open Firmware topology file name, if enabled
  * @tplg_quirk_mask: quirks to select different topology files dynamically
+ * @get_function_tplg_files: This is an optional callback, if specified then instead of
+ *	the single sof_tplg_filename the callback will return the list of function topology
+ *	files to be loaded.
+ *	Return value: The number of the files or negative ERRNO. 0 means that the single topology
+ *		      file should be used, no function topology split can be used on the machine.
+ *	@card: the pointer of the card
+ *	@mach: the pointer of the machine driver
+ *	@prefix: the prefix of the topology file name. Typically, it is the path.
+ *	@tplg_files: the pointer of the array of the topology file names.
  */
 /* Descriptor for SST ASoC machine driver */
 struct snd_soc_acpi_mach {
@@ -212,6 +222,9 @@ struct snd_soc_acpi_mach {
 	struct snd_soc_acpi_mach_params mach_params;
 	const char *sof_tplg_filename;
 	const u32 tplg_quirk_mask;
+	int (*get_function_tplg_files)(struct snd_soc_card *card,
+				       const struct snd_soc_acpi_mach *mach,
+				       const char *prefix, const char ***tplg_files);
 };
 
 #define SND_SOC_ACPI_MAX_CODECS 3
diff --git a/include/trace/events/erofs.h b/include/trace/events/erofs.h
index a71b19ed5d0c..dad7360f42f9 100644
--- a/include/trace/events/erofs.h
+++ b/include/trace/events/erofs.h
@@ -113,7 +113,7 @@ TRACE_EVENT(erofs_read_folio,
 		__entry->raw)
 );
 
-TRACE_EVENT(erofs_readpages,
+TRACE_EVENT(erofs_readahead,
 
 	TP_PROTO(struct inode *inode, pgoff_t start, unsigned int nrpage,
 		bool raw),