release v4.15-9

CHANGELOG.md

@@ -1,3 +1,7 @@
+v4.15-8 2018-03-03
+--------------------
+Upgrade Linux to v4.15.7
+
 v4.15-8 2018-02-27
 --------------------
 Upgrade Linux to v4.15.6

aur/PKGBUILD

@@ -2,7 +2,7 @@
 
 pkgbase=linux-samus4
 pkgver=4.15
-pkgrel=8
+pkgrel=9
 arch=('x86_64')
 url="https://github.com/raphael/linux-samus"
 license=('GPL2')

build/linux-4.15.7-ph+_4.15.7-ph+-58.dsc

@@ -0,0 +1,21 @@
+Format: 3.0 (quilt)
+Source: linux-4.15.7-ph+
+Binary: linux-image-4.15.7-ph+, linux-headers-4.15.7-ph+, linux-libc-dev
+Architecture: any
+Version: 4.15.7-ph+-58
+Maintainer: Anonymous <[email protected]>
+Homepage: http://www.kernel.org/
+Build-Depends: bc, kmod, cpio
+Package-List:
+ linux-headers-4.15.7-ph+ deb kernel optional arch=any
+ linux-image-4.15.7-ph+ deb kernel optional arch=any
+ linux-libc-dev deb devel optional arch=any
+Checksums-Sha1:
+ 73f8cfa821493804154b9f31f4fcb8a3dc9ae4fc 162873894 linux-4.15.7-ph+_4.15.7-ph+.orig.tar.gz
+ 515b7fe1b5055dd0a4561e66193f8928795b6048 1211 linux-4.15.7-ph+_4.15.7-ph+-58.debian.tar.gz
+Checksums-Sha256:
+ aab96def2046f3c6fe26a96d1dd85b2c34f435b2fe21b71b93fd76f071d7739b 162873894 linux-4.15.7-ph+_4.15.7-ph+.orig.tar.gz
+ 06188f2ff19cc660a1a5883512bf071aa5557a91aa0c3ea2cd2fa302be82da71 1211 linux-4.15.7-ph+_4.15.7-ph+-58.debian.tar.gz
+Files:
+ d7cba7798fe419779c8abb3e13fc976f 162873894 linux-4.15.7-ph+_4.15.7-ph+.orig.tar.gz
+ f2ca05edfa539804805a19916bc4e450 1211 linux-4.15.7-ph+_4.15.7-ph+-58.debian.tar.gz

build/linux-4.15.7-ph+_4.15.7-ph+-58_amd64.changes

@@ -0,0 +1,39 @@
+Format: 1.8
+Date: Sat, 03 Mar 2018 17:56:46 -0800
+Source: linux-4.15.7-ph+
+Binary: linux-image-4.15.7-ph+ linux-headers-4.15.7-ph+ linux-libc-dev
+Architecture: source amd64
+Version: 4.15.7-ph+-58
+Distribution: vivid
+Urgency: low
+Maintainer: Anonymous <[email protected]>
+Changed-By: Anonymous <[email protected]>
+Description:
+ linux-headers-4.15.7-ph+ - Linux kernel headers for 4.15.7-ph+ on ${kernel:debarch}
+ linux-image-4.15.7-ph+ - Linux kernel, version 4.15.7-ph+
+ linux-libc-dev - Linux support headers for userspace development
+Changes:
+ linux-4.15.7-ph+ (4.15.7-ph+-58) vivid; urgency=low
+ .
+   * Custom built Linux kernel.
+Checksums-Sha1:
+ dd0a8cd67c4156cf549169a4778683876c87c6e7 1054 linux-4.15.7-ph+_4.15.7-ph+-58.dsc
+ 73f8cfa821493804154b9f31f4fcb8a3dc9ae4fc 162873894 linux-4.15.7-ph+_4.15.7-ph+.orig.tar.gz
+ 515b7fe1b5055dd0a4561e66193f8928795b6048 1211 linux-4.15.7-ph+_4.15.7-ph+-58.debian.tar.gz
+ 937610598be40db5125db7d57d7ae0b266f82c36 11388528 linux-headers-4.15.7-ph+_4.15.7-ph+-58_amd64.deb
+ 7a57dc57245d8196540c987b662de3a1c08cad83 52908506 linux-image-4.15.7-ph+_4.15.7-ph+-58_amd64.deb
+ 7342efb092da69cccf15934bb64054a3a4be344c 967242 linux-libc-dev_4.15.7-ph+-58_amd64.deb
+Checksums-Sha256:
+ b90401d53d467752f26a174505258a4df6501dc36d472956f92f911a5e032468 1054 linux-4.15.7-ph+_4.15.7-ph+-58.dsc
+ aab96def2046f3c6fe26a96d1dd85b2c34f435b2fe21b71b93fd76f071d7739b 162873894 linux-4.15.7-ph+_4.15.7-ph+.orig.tar.gz
+ 06188f2ff19cc660a1a5883512bf071aa5557a91aa0c3ea2cd2fa302be82da71 1211 linux-4.15.7-ph+_4.15.7-ph+-58.debian.tar.gz
+ a271ea753e150c95662aaba5275cc466b3a0c6a25ec32ad7436c0caae2599f6e 11388528 linux-headers-4.15.7-ph+_4.15.7-ph+-58_amd64.deb
+ e308cfc34ddfe14fa135281c98cf61204e6df6b8e90301b4a732a039662c94ea 52908506 linux-image-4.15.7-ph+_4.15.7-ph+-58_amd64.deb
+ f28892afaf1c3366f4bf1274be49474c1ec7ea4c336a720063959054d9e0bf84 967242 linux-libc-dev_4.15.7-ph+-58_amd64.deb
+Files:
+ 6bd003380e73701c1836b94eb0688d8f 1054 kernel optional linux-4.15.7-ph+_4.15.7-ph+-58.dsc
+ d7cba7798fe419779c8abb3e13fc976f 162873894 kernel optional linux-4.15.7-ph+_4.15.7-ph+.orig.tar.gz
+ f2ca05edfa539804805a19916bc4e450 1211 kernel optional linux-4.15.7-ph+_4.15.7-ph+-58.debian.tar.gz
+ f81f8e89cca239f3f3fab508ebecce54 11388528 kernel optional linux-headers-4.15.7-ph+_4.15.7-ph+-58_amd64.deb
+ d5e51d91eb08e58b74caf0de4db322f7 52908506 kernel optional linux-image-4.15.7-ph+_4.15.7-ph+-58_amd64.deb
+ 6dde0fd341afa6818d2f56aeae0391d0 967242 devel optional linux-libc-dev_4.15.7-ph+-58_amd64.deb

build/linux/Makefile

@@ -1,7 +1,7 @@
 # SPDX-License-Identifier: GPL-2.0
 VERSION = 4
 PATCHLEVEL = 15
-SUBLEVEL = 6
+SUBLEVEL = 7
 EXTRAVERSION =
 NAME = Fearless Coyote
 

build/linux/arch/arm64/kernel/cpufeature.c

@@ -197,9 +197,11 @@ static const struct arm64_ftr_bits ftr_id_aa64mmfr2[] = {
 };
 
 static const struct arm64_ftr_bits ftr_ctr[] = {
-	ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_EXACT, 31, 1, 1),	/* RAO */
+	ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_EXACT, 31, 1, 1),		/* RES1 */
+	ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_LOWER_SAFE, 29, 1, 1),	/* DIC */
+	ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_LOWER_SAFE, 28, 1, 1),	/* IDC */
 	ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_HIGHER_SAFE, 24, 4, 0),	/* CWG */
-	ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_LOWER_SAFE, 20, 4, 0),	/* ERG */
+	ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_HIGHER_SAFE, 20, 4, 0),	/* ERG */
 	ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_LOWER_SAFE, 16, 4, 1),	/* DminLine */
 	/*
 	 * Linux can handle differing I-cache policies. Userspace JITs will

build/linux/arch/arm64/kernel/process.c

@@ -221,8 +221,15 @@ void __show_regs(struct pt_regs *regs)
 
 	show_regs_print_info(KERN_DEFAULT);
 	print_pstate(regs);
-	print_symbol("pc : %s\n", regs->pc);
-	print_symbol("lr : %s\n", lr);
+
+	if (!user_mode(regs)) {
+		print_symbol("pc : %s\n", regs->pc);
+		print_symbol("lr : %s\n", lr);
+	} else {
+		printk("pc : %016llx\n", regs->pc);
+		printk("lr : %016llx\n", lr);
+	}
+
 	printk("sp : %016llx\n", sp);
 
 	i = top_reg;

build/linux/arch/arm64/kernel/traps.c

@@ -57,7 +57,7 @@ static const char *handler[]= {
 	"Error"
 };
 
-int show_unhandled_signals = 1;
+int show_unhandled_signals = 0;
 
 static void dump_backtrace_entry(unsigned long where)
 {
@@ -526,14 +526,6 @@ asmlinkage long do_ni_syscall(struct pt_regs *regs)
 	}
 #endif
 
-	if (show_unhandled_signals_ratelimited()) {
-		pr_info("%s[%d]: syscall %d\n", current->comm,
-			task_pid_nr(current), regs->syscallno);
-		dump_instr("", regs);
-		if (user_mode(regs))
-			__show_regs(regs);
-	}
-
 	return sys_ni_syscall();
 }
 

build/linux/arch/arm64/mm/proc.S

@@ -155,7 +155,7 @@ ENDPROC(cpu_do_switch_mm)
 
 .macro	__idmap_cpu_set_reserved_ttbr1, tmp1, tmp2
 	adrp	\tmp1, empty_zero_page
-	msr	ttbr1_el1, \tmp2
+	msr	ttbr1_el1, \tmp1
 	isb
 	tlbi	vmalle1
 	dsb	nsh

build/linux/arch/microblaze/Makefile

@@ -36,16 +36,21 @@ endif
 CPUFLAGS-$(CONFIG_XILINX_MICROBLAZE0_USE_DIV) += -mno-xl-soft-div
 CPUFLAGS-$(CONFIG_XILINX_MICROBLAZE0_USE_BARREL) += -mxl-barrel-shift
 CPUFLAGS-$(CONFIG_XILINX_MICROBLAZE0_USE_PCMP_INSTR) += -mxl-pattern-compare
-CPUFLAGS-$(CONFIG_BIG_ENDIAN) += -mbig-endian
-CPUFLAGS-$(CONFIG_LITTLE_ENDIAN) += -mlittle-endian
+
+ifdef CONFIG_CPU_BIG_ENDIAN
+KBUILD_CFLAGS += -mbig-endian
+KBUILD_AFLAGS += -mbig-endian
+LD += -EB
+else
+KBUILD_CFLAGS += -mlittle-endian
+KBUILD_AFLAGS += -mlittle-endian
+LD += -EL
+endif
 
 CPUFLAGS-1 += $(call cc-option,-mcpu=v$(CPU_VER))
 
 # r31 holds current when in kernel mode
-KBUILD_CFLAGS += -ffixed-r31 $(CPUFLAGS-1) $(CPUFLAGS-2)
-
-LDFLAGS		:=
-LDFLAGS_vmlinux	:=
+KBUILD_CFLAGS += -ffixed-r31 $(CPUFLAGS-y) $(CPUFLAGS-1) $(CPUFLAGS-2)
 
 head-y := arch/microblaze/kernel/head.o
 libs-y += arch/microblaze/lib/

build/linux/arch/mips/boot/Makefile

@@ -126,6 +126,7 @@ $(obj)/vmlinux.its.S: $(addprefix $(srctree)/arch/mips/$(PLATFORM)/,$(ITS_INPUTS
 
 quiet_cmd_cpp_its_S = ITS     $@
       cmd_cpp_its_S = $(CPP) $(cpp_flags) -P -C -o $@ $< \
+			-D__ASSEMBLY__ \
 		        -DKERNEL_NAME="\"Linux $(KERNELRELEASE)\"" \
 			-DVMLINUX_BINARY="\"$(3)\"" \
 			-DVMLINUX_COMPRESSION="\"$(2)\"" \

build/linux/arch/mips/include/asm/compat.h

@@ -86,7 +86,6 @@ struct compat_flock {
 	compat_off_t	l_len;
 	s32		l_sysid;
 	compat_pid_t	l_pid;
-	short		__unused;
 	s32		pad[4];
 };
 

build/linux/arch/x86/kernel/apic/vector.c

@@ -134,21 +134,40 @@ static void apic_update_vector(struct irq_data *irqd, unsigned int newvec,
 {
 	struct apic_chip_data *apicd = apic_chip_data(irqd);
 	struct irq_desc *desc = irq_data_to_desc(irqd);
+	bool managed = irqd_affinity_is_managed(irqd);
 
 	lockdep_assert_held(&vector_lock);
 
 	trace_vector_update(irqd->irq, newvec, newcpu, apicd->vector,
 			    apicd->cpu);
 
-	/* Setup the vector move, if required  */
-	if (apicd->vector && cpu_online(apicd->cpu)) {
+	/*
+	 * If there is no vector associated or if the associated vector is
+	 * the shutdown vector, which is associated to make PCI/MSI
+	 * shutdown mode work, then there is nothing to release. Clear out
+	 * prev_vector for this and the offlined target case.
+	 */
+	apicd->prev_vector = 0;
+	if (!apicd->vector || apicd->vector == MANAGED_IRQ_SHUTDOWN_VECTOR)
+		goto setnew;
+	/*
+	 * If the target CPU of the previous vector is online, then mark
+	 * the vector as move in progress and store it for cleanup when the
+	 * first interrupt on the new vector arrives. If the target CPU is
+	 * offline then the regular release mechanism via the cleanup
+	 * vector is not possible and the vector can be immediately freed
+	 * in the underlying matrix allocator.
+	 */
+	if (cpu_online(apicd->cpu)) {
 		apicd->move_in_progress = true;
 		apicd->prev_vector = apicd->vector;
 		apicd->prev_cpu = apicd->cpu;
 	} else {
-		apicd->prev_vector = 0;
+		irq_matrix_free(vector_matrix, apicd->cpu, apicd->vector,
+				managed);
 	}
 
+setnew:
 	apicd->vector = newvec;
 	apicd->cpu = newcpu;
 	BUG_ON(!IS_ERR_OR_NULL(per_cpu(vector_irq, newcpu)[newvec]));

build/linux/arch/x86/oprofile/nmi_int.c

@@ -460,7 +460,7 @@ static int nmi_setup(void)
 		goto fail;
 
 	for_each_possible_cpu(cpu) {
-		if (!cpu)
+		if (!IS_ENABLED(CONFIG_SMP) || !cpu)
 			continue;
 
 		memcpy(per_cpu(cpu_msrs, cpu).counters,

build/linux/arch/xtensa/mm/init.c

@@ -79,19 +79,75 @@ void __init zones_init(void)
 	free_area_init_node(0, zones_size, ARCH_PFN_OFFSET, NULL);
 }
 
+#ifdef CONFIG_HIGHMEM
+static void __init free_area_high(unsigned long pfn, unsigned long end)
+{
+	for (; pfn < end; pfn++)
+		free_highmem_page(pfn_to_page(pfn));
+}
+
+static void __init free_highpages(void)
+{
+	unsigned long max_low = max_low_pfn;
+	struct memblock_region *mem, *res;
+
+	reset_all_zones_managed_pages();
+	/* set highmem page free */
+	for_each_memblock(memory, mem) {
+		unsigned long start = memblock_region_memory_base_pfn(mem);
+		unsigned long end = memblock_region_memory_end_pfn(mem);
+
+		/* Ignore complete lowmem entries */
+		if (end <= max_low)
+			continue;
+
+		if (memblock_is_nomap(mem))
+			continue;
+
+		/* Truncate partial highmem entries */
+		if (start < max_low)
+			start = max_low;
+
+		/* Find and exclude any reserved regions */
+		for_each_memblock(reserved, res) {
+			unsigned long res_start, res_end;
+
+			res_start = memblock_region_reserved_base_pfn(res);
+			res_end = memblock_region_reserved_end_pfn(res);
+
+			if (res_end < start)
+				continue;
+			if (res_start < start)
+				res_start = start;
+			if (res_start > end)
+				res_start = end;
+			if (res_end > end)
+				res_end = end;
+			if (res_start != start)
+				free_area_high(start, res_start);
+			start = res_end;
+			if (start == end)
+				break;
+		}
+
+		/* And now free anything which remains */
+		if (start < end)
+			free_area_high(start, end);
+	}
+}
+#else
+static void __init free_highpages(void)
+{
+}
+#endif
+
 /*
  * Initialize memory pages.
  */
 
 void __init mem_init(void)
 {
-#ifdef CONFIG_HIGHMEM
-	unsigned long tmp;
-
-	reset_all_zones_managed_pages();
-	for (tmp = max_low_pfn; tmp < max_pfn; tmp++)
-		free_highmem_page(pfn_to_page(tmp));
-#endif
+	free_highpages();
 
 	max_mapnr = max_pfn - ARCH_PFN_OFFSET;
 	high_memory = (void *)__va(max_low_pfn << PAGE_SHIFT);

build/linux/crypto/asymmetric_keys/pkcs7_verify.c

@@ -270,7 +270,7 @@ static int pkcs7_verify_sig_chain(struct pkcs7_message *pkcs7,
 				sinfo->index);
 			return 0;
 		}
-		ret = public_key_verify_signature(p->pub, p->sig);
+		ret = public_key_verify_signature(p->pub, x509->sig);
 		if (ret < 0)
 			return ret;
 		x509->signer = p;
@@ -366,8 +366,7 @@ static int pkcs7_verify_one(struct pkcs7_message *pkcs7,
  *
  *  (*) -EBADMSG if some part of the message was invalid, or:
  *
- *  (*) 0 if no signature chains were found to be blacklisted or to contain
- *	unsupported crypto, or:
+ *  (*) 0 if a signature chain passed verification, or:
  *
  *  (*) -EKEYREJECTED if a blacklisted key was encountered, or:
  *
@@ -423,8 +422,11 @@ int pkcs7_verify(struct pkcs7_message *pkcs7,
 
 	for (sinfo = pkcs7->signed_infos; sinfo; sinfo = sinfo->next) {
 		ret = pkcs7_verify_one(pkcs7, sinfo);
-		if (sinfo->blacklisted && actual_ret == -ENOPKG)
-			actual_ret = -EKEYREJECTED;
+		if (sinfo->blacklisted) {
+			if (actual_ret == -ENOPKG)
+				actual_ret = -EKEYREJECTED;
+			continue;
+		}
 		if (ret < 0) {
 			if (ret == -ENOPKG) {
 				sinfo->unsupported_crypto = true;

build/linux/crypto/asymmetric_keys/public_key.c

@@ -79,9 +79,11 @@ int public_key_verify_signature(const struct public_key *pkey,
 
 	BUG_ON(!pkey);
 	BUG_ON(!sig);
-	BUG_ON(!sig->digest);
 	BUG_ON(!sig->s);
 
+	if (!sig->digest)
+		return -ENOPKG;
+
 	alg_name = sig->pkey_algo;
 	if (strcmp(sig->pkey_algo, "rsa") == 0) {
 		/* The data wangled by the RSA algorithm is typically padded