Merge branch 'master' of https://github.com/torvalds/linux into torvalds-master

Author: sunflower2333

.clang-format

@@ -167,7 +167,7 @@ ForEachMacros:
   - 'drm_connector_for_each_possible_encoder'
   - 'drm_exec_for_each_locked_object'
   - 'drm_exec_for_each_locked_object_reverse'
-  - 'drm_for_each_bridge_in_chain'
+  - 'drm_for_each_bridge_in_chain_scoped'
   - 'drm_for_each_connector_iter'
   - 'drm_for_each_crtc'
   - 'drm_for_each_crtc_reverse'
@@ -415,6 +415,7 @@ ForEachMacros:
   - 'for_each_prop_dlc_cpus'
   - 'for_each_prop_dlc_platforms'
   - 'for_each_property_of_node'
+  - 'for_each_pt_level_entry'
   - 'for_each_rdt_resource'
   - 'for_each_reg'
   - 'for_each_reg_filtered'

.gitignore

@@ -41,6 +41,7 @@
 *.o.*
 *.patch
 *.pyc
+*.rlib
 *.rmeta
 *.rpm
 *.rsi

.mailmap

@@ -174,6 +174,7 @@ Carlos Bilbao <carlos.bilbao@kernel.org> <bilbao@vt.edu>
 Changbin Du <changbin.du@intel.com> <changbin.du@gmail.com>
 Chao Yu <chao@kernel.org> <chao2.yu@samsung.com>
 Chao Yu <chao@kernel.org> <yuchao0@huawei.com>
+Chen-Yu Tsai <wens@kernel.org> <wens@csie.org>
 Chester Lin <chester62515@gmail.com> <clin@suse.com>
 Chris Chiu <chris.chiu@canonical.com> <chiu@endlessm.com>
 Chris Chiu <chris.chiu@canonical.com> <chiu@endlessos.org>
@@ -344,7 +345,8 @@ Jayachandran C <c.jayachandran@gmail.com> <jayachandranc@netlogicmicro.com>
 Jayachandran C <c.jayachandran@gmail.com> <jchandra@broadcom.com>
 Jayachandran C <c.jayachandran@gmail.com> <jchandra@digeo.com>
 Jayachandran C <c.jayachandran@gmail.com> <jnair@caviumnetworks.com>
-<jean-philippe@linaro.org> <jean-philippe.brucker@arm.com>
+Jean-Philippe Brucker <jpb@kernel.org> <jean-philippe.brucker@arm.com>
+Jean-Philippe Brucker <jpb@kernel.org> <jean-philippe@linaro.org>
 Jean-Michel Hautbois <jeanmichel.hautbois@yoseli.org> <jeanmichel.hautbois@ideasonboard.com>
 Jean Tourrilhes <jt@hpl.hp.com>
 Jeevan Shriram <quic_jshriram@quicinc.com> <jshriram@codeaurora.org>
@@ -589,8 +591,8 @@ Nicolas Pitre <nico@fluxnic.net> <nicolas.pitre@linaro.org>
 Nicolas Pitre <nico@fluxnic.net> <nico@linaro.org>
 Nicolas Saenz Julienne <nsaenz@kernel.org> <nsaenzjulienne@suse.de>
 Nicolas Saenz Julienne <nsaenz@kernel.org> <nsaenzjulienne@suse.com>
-Nicolas Schier <nicolas.schier@linux.dev> <n.schier@avm.de>
-Nicolas Schier <nicolas.schier@linux.dev> <nicolas@fjasle.eu>
+Nicolas Schier <nsc@kernel.org> <n.schier@avm.de>
+Nicolas Schier <nsc@kernel.org> <nicolas@fjasle.eu>
 Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
 Nikolay Aleksandrov <razor@blackwall.org> <naleksan@redhat.com>
 Nikolay Aleksandrov <razor@blackwall.org> <nikolay@redhat.com>
@@ -637,6 +639,7 @@ Peter Oruba <peter.oruba@amd.com>
 Peter Oruba <peter@oruba.de>
 Pierre-Louis Bossart <pierre-louis.bossart@linux.dev> <pierre-louis.bossart@linux.intel.com>
 Pratyush Anand <pratyush.anand@gmail.com> <pratyush.anand@st.com>
+Pratyush Yadav <pratyush@kernel.org> <ptyadav@amazon.de>
 Praveen BP <praveenbp@ti.com>
 Pradeep Kumar Chitrapu <quic_pradeepc@quicinc.com> <pradeepc@codeaurora.org>
 Prasad Sodagudi <quic_psodagud@quicinc.com> <psodagud@codeaurora.org>
@@ -694,6 +697,7 @@ Sakari Ailus <sakari.ailus@linux.intel.com> <sakari.ailus@iki.fi>
 Sam Protsenko <semen.protsenko@linaro.org>
 Sam Protsenko <semen.protsenko@linaro.org> <semen.protsenko@globallogic.com>
 Sam Ravnborg <sam@mars.ravnborg.org>
+Samuel Kayode <samkay014@gmail.com> <samuel.kayode@savoirfairelinux.com>
 Sankeerth Billakanti <quic_sbillaka@quicinc.com> <sbillaka@codeaurora.org>
 Santosh Shilimkar <santosh.shilimkar@oracle.org>
 Santosh Shilimkar <ssantosh@kernel.org>

.pylintrc

@@ -1,2 +1,2 @@
 [MASTER]
-init-hook='import sys; sys.path += ["scripts/lib/kdoc", "scripts/lib/abi", "tools/docs/lib"]'
+init-hook='import sys; sys.path += ["tools/lib/python"]'

Documentation/ABI/stable/sysfs-driver-qaic

@@ -0,0 +1,19 @@
+What:		/sys/bus/pci/drivers/qaic/XXXX:XX:XX.X/accel/accel<minor_nr>/dbc<N>_state
+Date:		October 2025
+KernelVersion:	6.19
+Contact:	Jeff Hugo <jeff.hugo@oss.qualcomm.com>
+Description:	Represents the current state of DMA Bridge channel (DBC). Below are the possible
+		states:
+
+		===================	==========================================================
+		IDLE (0)		DBC is free and can be activated
+		ASSIGNED (1)		DBC is activated and a workload is running on device
+		BEFORE_SHUTDOWN (2)	Sub-system associated with this workload has crashed and
+					it will shutdown soon
+		AFTER_SHUTDOWN (3)	Sub-system associated with this workload has crashed and
+					it has shutdown
+		BEFORE_POWER_UP (4)	Sub-system associated with this workload is shutdown and
+					it will be powered up soon
+		AFTER_POWER_UP (5)	Sub-system associated with this workload is now powered up
+		===================	==========================================================
+Users:		Any userspace application or clients interested in DBC state.

Documentation/ABI/testing/ima_policy

@@ -20,9 +20,10 @@ Description:
 		  rule format: action [condition ...]
 
 		  action: measure | dont_measure | appraise | dont_appraise |
-			  audit | hash | dont_hash
+			  audit | dont_audit | hash | dont_hash
 		  condition:= base | lsm  [option]
 			base:	[[func=] [mask=] [fsmagic=] [fsuuid=] [fsname=]
+				[fs_subtype=]
 				[uid=] [euid=] [gid=] [egid=]
 				[fowner=] [fgroup=]]
 			lsm:	[[subj_user=] [subj_role=] [subj_type=]

Documentation/ABI/testing/sysfs-auxdisplay-linedisp

@@ -0,0 +1,90 @@
+What:		/sys/.../message
+Date:		October 2021
+KernelVersion:	5.16
+Description:
+		Controls the text message displayed on character line displays.
+
+		Reading returns the current message with a trailing newline.
+		Writing updates the displayed message. Messages longer than the
+		display width will automatically scroll. Trailing newlines in
+		input are automatically trimmed.
+
+		Writing an empty string clears the display.
+
+		Example:
+		  echo "Hello World" > message
+		  cat message			# Returns "Hello World\n"
+
+What:		/sys/.../num_chars
+Date:		November 2025
+KernelVersion:	6.18
+Contact:	Jean-François Lessard <jefflessard3@gmail.com>
+Description:
+		Read-only attribute showing the character width capacity of
+		the line display device. Messages longer than this will scroll.
+
+		Example:
+		  cat num_chars		# Returns "16\n" for 16-char display
+
+What:		/sys/.../scroll_step_ms
+Date:		October 2021
+KernelVersion:	5.16
+Description:
+		Controls the scrolling speed for messages longer than the display
+		width, specified in milliseconds per scroll step.
+
+		Setting to 0 disables scrolling. Default is 500ms.
+
+		Example:
+		  echo "250" > scroll_step_ms	# 4Hz scrolling
+		  cat scroll_step_ms		# Returns "250\n"
+
+What:		/sys/.../map_seg7
+Date:		January 2024
+KernelVersion:	6.9
+Description:
+		Read/write binary blob representing the ASCII-to-7-segment
+		display conversion table used by the linedisp driver, as defined
+		by struct seg7_conversion_map in <linux/map_to_7segment.h>.
+
+		Only visible on displays with 7-segment capability.
+
+		This attribute is not human-readable. Writes must match the
+		struct size exactly, else -EINVAL is returned; reads return the
+		entire mapping as a binary blob.
+
+		This interface and its implementation match existing conventions
+		used in segment-mapped display drivers since 2005.
+
+		ABI note: This style of binary sysfs attribute *is an exception*
+		to current "one value per file, text only" sysfs rules, for
+		historical compatibility and driver uniformity. New drivers are
+		discouraged from introducing additional binary sysfs ABIs.
+
+		Reference interface guidance:
+		- include/uapi/linux/map_to_7segment.h
+
+What:		/sys/.../map_seg14
+Date:		January 2024
+KernelVersion:	6.9
+Description:
+		Read/write binary blob representing the ASCII-to-14-segment
+		display conversion table used by the linedisp driver, as defined
+		by struct seg14_conversion_map in <linux/map_to_14segment.h>.
+
+		Only visible on displays with 14-segment capability.
+
+		This attribute is not human-readable. Writes must match the
+		struct size exactly, else -EINVAL is returned; reads return the
+		entire mapping as a binary blob.
+
+		This interface and its implementation match existing conventions
+		used by segment-mapped display drivers since 2005.
+
+		ABI note: This style of binary sysfs attribute *is an exception*
+		to current "one value per file, text only" sysfs rules, for
+		historical compatibility and driver uniformity. New drivers are
+		discouraged from introducing additional binary sysfs ABIs.
+
+		Reference interface guidance:
+		- include/uapi/linux/map_to_14segment.h

Documentation/ABI/testing/sysfs-block-bcache

@@ -106,13 +106,6 @@ Description:
 		will be discarded from the cache. Should not be turned off with
 		writeback caching enabled.
 
-What:		/sys/block/<disk>/bcache/discard
-Date:		November 2010
-Contact:	Kent Overstreet <kent.overstreet@gmail.com>
-Description:
-		For a cache, a boolean allowing discard/TRIM to be turned off
-		or back on if the device supports it.
-
 What:		/sys/block/<disk>/bcache/bucket_size
 Date:		November 2010
 Contact:	Kent Overstreet <kent.overstreet@gmail.com>

Documentation/ABI/testing/sysfs-bus-cxl

@@ -496,8 +496,17 @@ Description:
 		changed, only freed by writing 0. The kernel makes no guarantees
 		that data is maintained over an address space freeing event, and
 		there is no guarantee that a free followed by an allocate
-		results in the same address being allocated.
+		results in the same address being allocated. If extended linear
+		cache is present, the size indicates extended linear cache size
+		plus the CXL region size.
 
+What:		/sys/bus/cxl/devices/regionZ/extended_linear_cache_size
+Date:		October, 2025
+KernelVersion:	v6.19
+Contact:	linux-cxl@vger.kernel.org
+Description:
+		(RO) The size of extended linear cache, if there is an extended
+		linear cache. Otherwise the attribute will not be visible.
 
 What:		/sys/bus/cxl/devices/regionZ/mode
 Date:		January, 2023

Documentation/ABI/testing/sysfs-class-power-rt9756

@@ -0,0 +1,30 @@
+What:		/sys/class/power_supply/rt9756-*/watchdog_timer
+Date:		Dec 2025
+KernelVersion:	6.19
+Contact:	ChiYuan Huang <cy_huang@richtek.com>
+Description:
+		This entry shows and sets the watchdog timer when rt9756 charger
+		operates in charging mode. When the timer expires, the device
+		will disable the charging. To prevent the timer expires, any
+		host communication can make the timer restarted.
+
+		Access: Read, Write
+
+		Valid values:
+		- 500, 1000, 5000, 30000, 40000, 80000, 128000 or 255000 (milliseconds),
+		- 0: disabled
+
+What:		/sys/class/power_supply/rt9756-*/operation_mode
+Date:		Dec 2025
+KernelVersion:	6.19
+Contact:	ChiYuan Huang <cy_huang@richtek.com>
+Description:
+		This entry shows and set the operation mode when rt9756 charger
+		operates in charging phase. If 'bypass' mode is used, internal
+		path will connect vbus directly to vbat. Else, default 'div2'
+		mode for the switch-cap charging.
+
+		Access: Read, Write
+
+		Valid values:
+		- 'bypass' or 'div2'