10 files changed, 59 insertions, 20 deletions

diff --git a/scripts/Makefile.modinst b/scripts/Makefile.modinst
index 95ec7b35e8b6..e48a4e9d8868 100644
--- a/scripts/Makefile.modinst
+++ b/scripts/Makefile.modinst
@@ -18,7 +18,12 @@ __modinst: $(modules)
 
 # Don't stop modules_install if we can't sign external modules.
 quiet_cmd_modules_install = INSTALL $@
-      cmd_modules_install = mkdir -p $(2); cp $@ $(2) ; $(mod_strip_cmd) $(2)/$(notdir $@) ; $(mod_sign_cmd) $(2)/$(notdir $@) $(patsubst %,|| true,$(KBUILD_EXTMOD))
+      cmd_modules_install = \
+    mkdir -p $(2) ; \
+    cp $@ $(2) ; \
+    $(mod_strip_cmd) $(2)/$(notdir $@) ; \
+    $(mod_sign_cmd) $(2)/$(notdir $@) $(patsubst %,|| true,$(KBUILD_EXTMOD)) ; \
+    $(mod_compress_cmd) $(2)/$(notdir $@)
 
 # Modules built outside the kernel source tree go into extra by default
 INSTALL_MOD_DIR ?= extra
diff --git a/scripts/Makefile.modsign b/scripts/Makefile.modsign
index abfda626dbad..b6ac7084da79 100644
--- a/scripts/Makefile.modsign
+++ b/scripts/Makefile.modsign
@@ -7,7 +7,7 @@ __modsign:
 
 include scripts/Kbuild.include
 
-__modules := $(sort $(shell grep -h '\.ko' /dev/null $(wildcard $(MODVERDIR)/*.mod)))
+__modules := $(sort $(shell grep -h '\.ko$$' /dev/null $(wildcard $(MODVERDIR)/*.mod)))
 modules := $(patsubst %.o,%.ko,$(wildcard $(__modules:.ko=.o)))
 
 PHONY += $(modules)
diff --git a/scripts/bloat-o-meter b/scripts/bloat-o-meter
index 549d0ab8c662..23e78dcd12bf 100755
--- a/scripts/bloat-o-meter
+++ b/scripts/bloat-o-meter
@@ -20,6 +20,8 @@ def getsizes(file):
         if type in "tTdDbBrR":
             # strip generated symbols
             if name.startswith("__mod_"): continue
+            if name.startswith("SyS_"): continue
+            if name.startswith("compat_SyS_"): continue
             if name == "linux_banner": continue
             # statics and some other optimizations adds random .NUMBER
             name = re.sub(r'\.[0-9]+', '', name)
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index b385bcbbf2f5..4d08b398411f 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -2133,7 +2133,10 @@ sub process {
 # Check for improperly formed commit descriptions
                 if ($in_commit_log &&
                     $line =~ /\bcommit\s+[0-9a-f]{5,}/i &&
-                    $line !~ /\b[Cc]ommit [0-9a-f]{12,40} \("/) {
+                    !($line =~ /\b[Cc]ommit [0-9a-f]{12,40} \("/ ||
+                      ($line =~ /\b[Cc]ommit [0-9a-f]{12,40}\s*$/ &&
+                       defined $rawlines[$linenr] &&
+                       $rawlines[$linenr] =~ /^\s*\("/))) {
                         $line =~ /\b(c)ommit\s+([0-9a-f]{5,})/i;
                         my $init_char = $1;
                         my $orig_commit = lc($2);
diff --git a/scripts/checkstack.pl b/scripts/checkstack.pl
index 899b4230320e..dd8397894d5c 100755
--- a/scripts/checkstack.pl
+++ b/scripts/checkstack.pl
@@ -13,7 +13,7 @@
 #       Random bits by Matt Mackall <mpm@selenic.com>
 #       M68k port by Geert Uytterhoeven and Andreas Schwab
 #       AVR32 port by Haavard Skinnemoen (Atmel)
-#       PARISC port by Kyle McMartin <kyle@parisc-linux.org>
+#       AArch64, PARISC ports by Kyle McMartin
 #       sparc port by Martin Habets <errandir_news@mph.eclipse.co.uk>
 #
 #       Usage:
@@ -45,7 +45,10 @@ my (@stack, $re, $dre, $x, $xs, $funcre);
         $x      = "[0-9a-f]";   # hex character
         $xs     = "[0-9a-f ]";  # hex character or space
         $funcre = qr/^$x* <(.*)>:$/;
-        if ($arch eq 'arm') {
+        if ($arch eq 'aarch64') {
+                #ffffffc0006325cc:       a9bb7bfd        stp     x29, x30, [sp,#-80]!
+                $re = qr/^.*stp.*sp,\#-([0-9]{1,8})\]\!/o;
+        } elsif ($arch eq 'arm') {
                 #c0008ffc:      e24dd064        sub     sp, sp, #100    ; 0x64
                 $re = qr/.*sub.*sp, sp, #(([0-9]{2}|[3-9])[0-9]{2})/o;
         } elsif ($arch eq 'avr32') {
diff --git a/scripts/kallsyms.c b/scripts/kallsyms.c
index dc7aa45e80ce..c6d33bd15b04 100644
--- a/scripts/kallsyms.c
+++ b/scripts/kallsyms.c
@@ -84,7 +84,7 @@ static void usage(void)
  */
 static inline int is_arm_mapping_symbol(const char *str)
 {
-        return str[0] == '$' && strchr("atd", str[1])
+        return str[0] == '$' && strchr("axtd", str[1])
                && (str[2] == '\0' || str[2] == '.');
 }
 
diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile
index 9c4d2412fb72..ebf40f6edb4d 100644
--- a/scripts/kconfig/Makefile
+++ b/scripts/kconfig/Makefile
@@ -104,6 +104,23 @@ endif
 %_defconfig: $(obj)/conf
         $(Q)$< --defconfig=arch/$(SRCARCH)/configs/$@ $(Kconfig)
 
+configfiles=$(wildcard $(srctree)/kernel/configs/$(1).config $(srctree)/arch/$(SRCARCH)/configs/$(1).config)
+
+define mergeconfig
+$(if $(wildcard $(objtree)/.config),, $(error You need an existing .config for this target))
+$(if $(call configfiles,$(1)),, $(error No configuration exists for this target on this architecture))
+$(Q)$(CONFIG_SHELL) $(srctree)/scripts/kconfig/merge_config.sh -m -O $(objtree) $(objtree)/.config $(call configfiles,$(1))
+$(Q)yes "" | $(MAKE) -f $(srctree)/Makefile oldconfig
+endef
+
+PHONY += kvmconfig
+kvmconfig:
+        $(call mergeconfig,kvm_guest)
+
+PHONY += tinyconfig
+tinyconfig: allnoconfig
+        $(call mergeconfig,tiny)
+
 # Help text used by make help
 help:
         @echo  '  config          - Update current config utilising a line-oriented program'
@@ -124,6 +141,8 @@ help:
         @echo  '  randconfig      - New config with random answer to all options'
         @echo  '  listnewconfig   - List new options'
         @echo  '  olddefconfig    - Same as silentoldconfig but sets new symbols to their default value'
+        @echo  '  kvmconfig       - Enable additional options for guest kernel support'
+        @echo  '  tinyconfig      - Configure the tiniest possible kernel'
 
 # lxdialog stuff
 check-lxdialog  := $(srctree)/$(src)/lxdialog/check-lxdialog.sh
diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
index 091d90573b63..d439856f8176 100644
--- a/scripts/mod/modpost.c
+++ b/scripts/mod/modpost.c
@@ -24,9 +24,9 @@
 #include "../../include/linux/export.h"
 
 /* Are we using CONFIG_MODVERSIONS? */
-int modversions = 0;
+static int modversions = 0;
 /* Warn about undefined symbols? (do so if we have vmlinux) */
-int have_vmlinux = 0;
+static int have_vmlinux = 0;
 /* Is CONFIG_MODULE_SRCVERSION_ALL set? */
 static int all_versions = 0;
 /* If we are modposting external module set to 1 */
@@ -229,7 +229,7 @@ static struct symbol *find_symbol(const char *name)
         return NULL;
 }
 
-static struct {
+static const struct {
         const char *str;
         enum export export;
 } export_list[] = {
@@ -805,7 +805,7 @@ static int match(const char *sym, const char * const pat[])
 }
 
 /* sections that we do not want to do full section mismatch check on */
-static const char *section_white_list[] =
+static const char *const section_white_list[] =
 {
         ".comment*",
         ".debug*",
@@ -882,17 +882,18 @@ static void check_section(const char *modname, struct elf_info *elf,
 #define MEM_EXIT_SECTIONS  ".memexit.*"
 
 /* init data sections */
-static const char *init_data_sections[] = { ALL_INIT_DATA_SECTIONS, NULL };
+static const char *const init_data_sections[] =
+        { ALL_INIT_DATA_SECTIONS, NULL };
 
 /* all init sections */
-static const char *init_sections[] = { ALL_INIT_SECTIONS, NULL };
+static const char *const init_sections[] = { ALL_INIT_SECTIONS, NULL };
 
 /* All init and exit sections (code + data) */
-static const char *init_exit_sections[] =
+static const char *const init_exit_sections[] =
         {ALL_INIT_SECTIONS, ALL_EXIT_SECTIONS, NULL };
 
 /* data section */
-static const char *data_sections[] = { DATA_SECTIONS, NULL };
+static const char *const data_sections[] = { DATA_SECTIONS, NULL };
 
 
 /* symbols in .data that may refer to init/exit sections */
@@ -906,8 +907,8 @@ static const char *data_sections[] = { DATA_SECTIONS, NULL };
         "*_probe_one",                                                  \
         "*_console"
 
-static const char *head_sections[] = { ".head.text*", NULL };
-static const char *linker_symbols[] =
+static const char *const head_sections[] = { ".head.text*", NULL };
+static const char *const linker_symbols[] =
         { "__init_begin", "_sinittext", "_einittext", NULL };
 
 enum mismatch {
@@ -929,7 +930,7 @@ struct sectioncheck {
         const char *symbol_white_list[20];
 };
 
-const struct sectioncheck sectioncheck[] = {
+static const struct sectioncheck sectioncheck[] = {
 /* Do not reference init/exit code/data from
  * normal code and data
  */
@@ -1146,7 +1147,7 @@ static Elf_Sym *find_elf_symbol(struct elf_info *elf, Elf64_Sword addr,
 
 static inline int is_arm_mapping_symbol(const char *str)
 {
-        return str[0] == '$' && strchr("atd", str[1])
+        return str[0] == '$' && strchr("axtd", str[1])
                && (str[2] == '\0' || str[2] == '.');
 }
 
@@ -2211,7 +2212,7 @@ int main(int argc, char **argv)
         err = 0;
 
         for (mod = modules; mod; mod = mod->next) {
-                char fname[strlen(mod->name) + 10];
+                char fname[PATH_MAX];
 
                 if (mod->skip)
                         continue;
diff --git a/scripts/sign-file b/scripts/sign-file
index 2b7c4484d46c..3906ee1e2f76 100755
--- a/scripts/sign-file
+++ b/scripts/sign-file
@@ -398,7 +398,7 @@ if ($verbose) {
     print "Size of signer's name  : ", length($signers_name), "\n";
     print "Size of key identifier : ", length($key_identifier), "\n";
     print "Size of signature      : ", length($signature), "\n";
-    print "Size of informaton     : ", length($info), "\n";
+    print "Size of information    : ", length($info), "\n";
     print "Size of magic number   : ", length($magic_number), "\n";
     print "Signer's name          : '", $signers_name, "'\n";
     print "Digest                 : $dgst\n";
diff --git a/scripts/tags.sh b/scripts/tags.sh
index cbfd269a6011..293828bfd4ac 100755
--- a/scripts/tags.sh
+++ b/scripts/tags.sh
@@ -197,6 +197,9 @@ exuberant()
         --regex-c++='/SETPCGFLAG\(([^,)]*).*/SetPageCgroup\1/'          \
         --regex-c++='/CLEARPCGFLAG\(([^,)]*).*/ClearPageCgroup\1/'      \
         --regex-c++='/TESTCLEARPCGFLAG\(([^,)]*).*/TestClearPageCgroup\1/' \
+        --regex-c++='/TASK_PFA_TEST\([^,]*,\s*([^)]*)\)/task_\1/'       \
+        --regex-c++='/TASK_PFA_SET\([^,]*,\s*([^)]*)\)/task_set_\1/'    \
+        --regex-c++='/TASK_PFA_CLEAR\([^,]*,\s*([^)]*)\)/task_clear_\1/'\
         --regex-c='/PCI_OP_READ\((\w*).*[1-4]\)/pci_bus_read_config_\1/' \
         --regex-c='/PCI_OP_WRITE\((\w*).*[1-4]\)/pci_bus_write_config_\1/' \
         --regex-c='/DEFINE_(MUTEX|SEMAPHORE|SPINLOCK)\((\w*)/\2/v/'     \
@@ -260,6 +263,9 @@ emacs()
         --regex='/SETPCGFLAG\(([^,)]*).*/SetPageCgroup\1/'      \
         --regex='/CLEARPCGFLAG\(([^,)]*).*/ClearPageCgroup\1/'  \
         --regex='/TESTCLEARPCGFLAG\(([^,)]*).*/TestClearPageCgroup\1/' \
+        --regex='/TASK_PFA_TEST\([^,]*,\s*([^)]*)\)/task_\1/'           \
+        --regex='/TASK_PFA_SET\([^,]*,\s*([^)]*)\)/task_set_\1/'        \
+        --regex='/TASK_PFA_CLEAR\([^,]*,\s*([^)]*)\)/task_clear_\1/'    \
         --regex='/_PE(\([^,)]*\).*/PEVENT_ERRNO__\1/'           \
         --regex='/PCI_OP_READ(\([a-z]*[a-z]\).*[1-4])/pci_bus_read_config_\1/' \
         --regex='/PCI_OP_WRITE(\([a-z]*[a-z]\).*[1-4])/pci_bus_write_config_\1/'\