Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

Cross-merge networking fixes after downstream PR.

Conflicts:

drivers/net/ethernet/stmicro/stmmac/dwmac5.c
drivers/net/ethernet/stmicro/stmmac/dwmac5.h
drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c
drivers/net/ethernet/stmicro/stmmac/hwif.h
  37e4b8d ("net: stmmac: fix FPE events losing")
  c3f3b97 ("net: stmmac: Refactor EST implementation")
https://lore.kernel.org/all/[email protected]/

Adjacent changes:

net/ipv4/tcp_ao.c
  9396c4e ("net/tcp: Don't store TCP-AO maclen on reqsk")
  7b0f570 ("tcp: Move TCP-AO bits from cookie_v[46]_check() to tcp_ao_syncookie().")

Signed-off-by: Jakub Kicinski <[email protected]>

Documentation/devicetree/bindings/display/bridge/adi,adv7533.yaml

@@ -9,6 +9,9 @@ title: Analog Devices ADV7533/35 HDMI Encoders
 maintainers:
   - Laurent Pinchart <[email protected]>
 
+allOf:
+  - $ref: /schemas/sound/dai-common.yaml#
+
 description: |
   The ADV7533 and ADV7535 are HDMI audio and video transmitters
   compatible with HDMI 1.4 and DVI 1.0. They support color space
@@ -89,6 +92,9 @@ properties:
     $ref: /schemas/types.yaml#/definitions/uint32
     enum: [ 1, 2, 3, 4 ]
 
+  "#sound-dai-cells":
+    const: 0
+
   ports:
     description:
       The ADV7533/35 has two video ports and one audio port.

Documentation/devicetree/bindings/display/fsl,lcdif.yaml

@@ -51,7 +51,10 @@ properties:
     minItems: 1
 
   interrupts:
-    maxItems: 1
+    items:
+      - description: LCDIF DMA interrupt
+      - description: LCDIF Error interrupt
+    minItems: 1
 
   power-domains:
     maxItems: 1
@@ -131,6 +134,21 @@ allOf:
     then:
       required:
         - power-domains
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - fsl,imx23-lcdif
+    then:
+      properties:
+        interrupts:
+          minItems: 2
+          maxItems: 2
+    else:
+      properties:
+        interrupts:
+          maxItems: 1
 
 examples:
   - |

Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.yaml

@@ -10,7 +10,6 @@ maintainers:
   - Chun-Kuang Hu <[email protected]>
   - Philipp Zabel <[email protected]>
   - Jitao Shi <[email protected]>
-  - Xinlei Lee <[email protected]>
 
 description: |
   The MediaTek DSI function block is a sink of the display subsystem and can

Documentation/devicetree/bindings/interrupt-controller/qcom,mpm.yaml

@@ -62,6 +62,9 @@ properties:
         - description: MPM pin number
         - description: GIC SPI number for the MPM pin
 
+  '#power-domain-cells':
+    const: 0
+
 required:
   - compatible
   - reg
@@ -93,4 +96,5 @@ examples:
                            <86 183>,
                            <90 260>,
                            <91 260>;
+        #power-domain-cells = <0>;
     };

Documentation/networking/tcp_ao.rst

@@ -99,7 +99,7 @@ also [6.1]::
    when it is no longer considered permitted.
 
 Linux TCP-AO will try its best to prevent you from removing a key that's
-being used, considering it a key management failure. But sine keeping
+being used, considering it a key management failure. But since keeping
 an outdated key may become a security issue and as a peer may
 unintentionally prevent the removal of an old key by always setting
 it as RNextKeyID - a forced key removal mechanism is provided, where

MAINTAINERS

@@ -5068,7 +5068,6 @@ CLANG CONTROL FLOW INTEGRITY SUPPORT
 M:	Sami Tolvanen <[email protected]>
 M:	Kees Cook <[email protected]>
 R:	Nathan Chancellor <[email protected]>
-R:	Nick Desaulniers <[email protected]>
 L:	[email protected]
 S:	Supported
 B:	https://github.com/ClangBuiltLinux/linux/issues
@@ -5083,8 +5082,9 @@ F:	.clang-format
 
 CLANG/LLVM BUILD SUPPORT
 M:	Nathan Chancellor <[email protected]>
-M:	Nick Desaulniers <[email protected]>
-R:	Tom Rix <[email protected]>
+R:	Nick Desaulniers <[email protected]>
+R:	Bill Wendling <[email protected]>
+R:	Justin Stitt <[email protected]>
 L:	[email protected]
 S:	Supported
 W:	https://clangbuiltlinux.github.io/
@@ -5234,7 +5234,6 @@ F:	drivers/platform/x86/compal-laptop.c
 
 COMPILER ATTRIBUTES
 M:	Miguel Ojeda <[email protected]>
-R:	Nick Desaulniers <[email protected]>
 S:	Maintained
 F:	include/linux/compiler_attributes.h
 
@@ -11504,7 +11503,6 @@ F:	fs/autofs/
 KERNEL BUILD + files below scripts/ (unless maintained elsewhere)
 M:	Masahiro Yamada <[email protected]>
 R:	Nathan Chancellor <[email protected]>
-R:	Nick Desaulniers <[email protected]>
 R:	Nicolas Schier <[email protected]>
 L:	[email protected]
 S:	Maintained
@@ -15059,6 +15057,7 @@ F:	lib/random32.c
 F:	net/
 F:	tools/net/
 F:	tools/testing/selftests/net/
+X:	net/9p/
 X:	net/bluetooth/
 
 NETWORKING [IPSEC]
@@ -17933,6 +17932,8 @@ L:	[email protected]
 L:	[email protected]
 S:	Maintained
 F:	drivers/iommu/arm/arm-smmu/qcom_iommu.c
+F:	drivers/iommu/arm/arm-smmu/arm-smmu-qcom*
+F:	drivers/iommu/msm_iommu*
 
 QUALCOMM IPC ROUTER (QRTR) DRIVER
 M:	Manivannan Sadhasivam <[email protected]>

Makefile

@@ -2,7 +2,7 @@
 VERSION = 6
 PATCHLEVEL = 7
 SUBLEVEL = 0
-EXTRAVERSION = -rc3
+EXTRAVERSION = -rc4
 NAME = Hurr durr I'ma ninja sloth
 
 # *DOCUMENTATION*

arch/arm64/kernel/cpufeature.c

@@ -1839,6 +1839,10 @@ static int __init __kpti_install_ng_mappings(void *__unused)
 
 static void __init kpti_install_ng_mappings(void)
 {
+	/* Check whether KPTI is going to be used */
+	if (!cpus_have_cap(ARM64_UNMAP_KERNEL_AT_EL0))
+		return;
+
 	/*
 	 * We don't need to rewrite the page-tables if either we've done
 	 * it already or we have KASLR enabled and therefore have not

arch/parisc/include/asm/bug.h

@@ -71,7 +71,7 @@
 		asm volatile("\n"					\
 			     "1:\t" PARISC_BUG_BREAK_ASM "\n"		\
 			     "\t.pushsection __bug_table,\"a\"\n"	\
-			     "\t.align %2\n"				\
+			     "\t.align 4\n"				\
 			     "2:\t" __BUG_REL(1b) "\n"			\
 			     "\t.short %0\n"				\
 			     "\t.blockz %1-4-2\n"			\

arch/powerpc/kernel/fpu.S

@@ -23,6 +23,15 @@
 #include <asm/feature-fixups.h>
 
 #ifdef CONFIG_VSX
+#define __REST_1FPVSR(n,c,base)						\
+BEGIN_FTR_SECTION							\
+	b	2f;							\
+END_FTR_SECTION_IFSET(CPU_FTR_VSX);					\
+	REST_FPR(n,base);						\
+	b	3f;							\
+2:	REST_VSR(n,c,base);						\
+3:
+
 #define __REST_32FPVSRS(n,c,base)					\
 BEGIN_FTR_SECTION							\
 	b	2f;							\
@@ -41,9 +50,11 @@ END_FTR_SECTION_IFSET(CPU_FTR_VSX);					\
 2:	SAVE_32VSRS(n,c,base);						\
 3:
 #else
+#define __REST_1FPVSR(n,b,base)		REST_FPR(n, base)
 #define __REST_32FPVSRS(n,b,base)	REST_32FPRS(n, base)
 #define __SAVE_32FPVSRS(n,b,base)	SAVE_32FPRS(n, base)
 #endif
+#define REST_1FPVSR(n,c,base)   __REST_1FPVSR(n,__REG_##c,__REG_##base)
 #define REST_32FPVSRS(n,c,base) __REST_32FPVSRS(n,__REG_##c,__REG_##base)
 #define SAVE_32FPVSRS(n,c,base) __SAVE_32FPVSRS(n,__REG_##c,__REG_##base)
 
@@ -67,6 +78,7 @@ _GLOBAL(store_fp_state)
 	SAVE_32FPVSRS(0, R4, R3)
 	mffs	fr0
 	stfd	fr0,FPSTATE_FPSCR(r3)
+	REST_1FPVSR(0, R4, R3)
 	blr
 EXPORT_SYMBOL(store_fp_state)
 
@@ -138,4 +150,5 @@ _GLOBAL(save_fpu)
 2:	SAVE_32FPVSRS(0, R4, R6)
 	mffs	fr0
 	stfd	fr0,FPSTATE_FPSCR(r6)
+	REST_1FPVSR(0, R4, R6)
 	blr

arch/powerpc/kernel/process.c

@@ -1198,11 +1198,11 @@ void kvmppc_save_user_regs(void)
 
 	usermsr = current->thread.regs->msr;
 
+	/* Caller has enabled FP/VEC/VSX/TM in MSR */
 	if (usermsr & MSR_FP)
-		save_fpu(current);
-
+		__giveup_fpu(current);
 	if (usermsr & MSR_VEC)
-		save_altivec(current);
+		__giveup_altivec(current);
 
 #ifdef CONFIG_PPC_TRANSACTIONAL_MEM
 	if (usermsr & MSR_TM) {

arch/powerpc/kernel/vector.S

@@ -33,6 +33,7 @@ _GLOBAL(store_vr_state)
 	mfvscr	v0
 	li	r4, VRSTATE_VSCR
 	stvx	v0, r4, r3
+	lvx	v0, 0, r3
 	blr
 EXPORT_SYMBOL(store_vr_state)
 
@@ -109,6 +110,7 @@ _GLOBAL(save_altivec)
 	mfvscr	v0
 	li	r4,VRSTATE_VSCR
 	stvx	v0,r4,r7
+	lvx	v0,0,r7
 	blr
 
 #ifdef CONFIG_VSX

arch/x86/coco/tdx/tdx.c

@@ -10,6 +10,7 @@
 #include <asm/coco.h>
 #include <asm/tdx.h>
 #include <asm/vmx.h>
+#include <asm/ia32.h>
 #include <asm/insn.h>
 #include <asm/insn-eval.h>
 #include <asm/pgtable.h>

arch/x86/entry/common.c

@@ -26,6 +26,7 @@
 #include <xen/events.h>
 #endif
 
+#include <asm/apic.h>
 #include <asm/desc.h>
 #include <asm/traps.h>
 #include <asm/vdso.h>
@@ -167,7 +168,96 @@ static __always_inline void do_syscall_32_irqs_on(struct pt_regs *regs, int nr)
 	}
 }
 
-/* Handles int $0x80 */
+#ifdef CONFIG_IA32_EMULATION
+static __always_inline bool int80_is_external(void)
+{
+	const unsigned int offs = (0x80 / 32) * 0x10;
+	const u32 bit = BIT(0x80 % 32);
+
+	/* The local APIC on XENPV guests is fake */
+	if (cpu_feature_enabled(X86_FEATURE_XENPV))
+		return false;
+
+	/*
+	 * If vector 0x80 is set in the APIC ISR then this is an external
+	 * interrupt. Either from broken hardware or injected by a VMM.
+	 *
+	 * Note: In guest mode this is only valid for secure guests where
+	 * the secure module fully controls the vAPIC exposed to the guest.
+	 */
+	return apic_read(APIC_ISR + offs) & bit;
+}
+
+/**
+ * int80_emulation - 32-bit legacy syscall entry
+ *
+ * This entry point can be used by 32-bit and 64-bit programs to perform
+ * 32-bit system calls.  Instances of INT $0x80 can be found inline in
+ * various programs and libraries.  It is also used by the vDSO's
+ * __kernel_vsyscall fallback for hardware that doesn't support a faster
+ * entry method.  Restarted 32-bit system calls also fall back to INT
+ * $0x80 regardless of what instruction was originally used to do the
+ * system call.
+ *
+ * This is considered a slow path.  It is not used by most libc
+ * implementations on modern hardware except during process startup.
+ *
+ * The arguments for the INT $0x80 based syscall are on stack in the
+ * pt_regs structure:
+ *   eax:				system call number
+ *   ebx, ecx, edx, esi, edi, ebp:	arg1 - arg 6
+ */
+DEFINE_IDTENTRY_RAW(int80_emulation)
+{
+	int nr;
+
+	/* Kernel does not use INT $0x80! */
+	if (unlikely(!user_mode(regs))) {
+		irqentry_enter(regs);
+		instrumentation_begin();
+		panic("Unexpected external interrupt 0x80\n");
+	}
+
+	/*
+	 * Establish kernel context for instrumentation, including for
+	 * int80_is_external() below which calls into the APIC driver.
+	 * Identical for soft and external interrupts.
+	 */
+	enter_from_user_mode(regs);
+
+	instrumentation_begin();
+	add_random_kstack_offset();
+
+	/* Validate that this is a soft interrupt to the extent possible */
+	if (unlikely(int80_is_external()))
+		panic("Unexpected external interrupt 0x80\n");
+
+	/*
+	 * The low level idtentry code pushed -1 into regs::orig_ax
+	 * and regs::ax contains the syscall number.
+	 *
+	 * User tracing code (ptrace or signal handlers) might assume
+	 * that the regs::orig_ax contains a 32-bit number on invoking
+	 * a 32-bit syscall.
+	 *
+	 * Establish the syscall convention by saving the 32bit truncated
+	 * syscall number in regs::orig_ax and by invalidating regs::ax.
+	 */
+	regs->orig_ax = regs->ax & GENMASK(31, 0);
+	regs->ax = -ENOSYS;
+
+	nr = syscall_32_enter(regs);
+
+	local_irq_enable();
+	nr = syscall_enter_from_user_mode_work(regs, nr);
+	do_syscall_32_irqs_on(regs, nr);
+
+	instrumentation_end();
+	syscall_exit_to_user_mode(regs);
+}
+#else /* CONFIG_IA32_EMULATION */
+
+/* Handles int $0x80 on a 32bit kernel */
 __visible noinstr void do_int80_syscall_32(struct pt_regs *regs)
 {
 	int nr = syscall_32_enter(regs);
@@ -186,6 +276,7 @@ __visible noinstr void do_int80_syscall_32(struct pt_regs *regs)
 	instrumentation_end();
 	syscall_exit_to_user_mode(regs);
 }
+#endif /* !CONFIG_IA32_EMULATION */
 
 static noinstr bool __do_fast_syscall_32(struct pt_regs *regs)
 {