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-rw-r--r--.gitignore1
-rw-r--r--Documentation/kbuild/makefiles.txt10
-rw-r--r--Makefile2
-rw-r--r--drivers/char/vt.c2
-rw-r--r--fs/namespace.c5
-rw-r--r--include/linux/seccomp.h2
-rw-r--r--scripts/Makefile.build3
-rw-r--r--scripts/Makefile.lib9
8 files changed, 28 insertions, 6 deletions
diff --git a/.gitignore b/.gitignore
index 869e1a3b64b..51bd99d6a26 100644
--- a/.gitignore
+++ b/.gitignore
@@ -49,6 +49,7 @@ include/linux/compile.h
include/linux/version.h
include/linux/utsrelease.h
include/linux/bounds.h
+include/generated
# stgit generated dirs
patches-*
diff --git a/Documentation/kbuild/makefiles.txt b/Documentation/kbuild/makefiles.txt
index d4b05672f9f..d76cfd8712e 100644
--- a/Documentation/kbuild/makefiles.txt
+++ b/Documentation/kbuild/makefiles.txt
@@ -316,6 +316,16 @@ more details, with real examples.
#arch/m68k/fpsp040/Makefile
ldflags-y := -x
+ subdir-ccflags-y, subdir-asflags-y
+ The two flags listed above are similar to ccflags-y and as-falgs-y.
+ The difference is that the subdir- variants has effect for the kbuild
+ file where tey are present and all subdirectories.
+ Options specified using subdir-* are added to the commandline before
+ the options specified using the non-subdir variants.
+
+ Example:
+ subdir-ccflags-y := -Werror
+
CFLAGS_$@, AFLAGS_$@
CFLAGS_$@ and AFLAGS_$@ only apply to commands in current
diff --git a/Makefile b/Makefile
index bfdef56add3..6f4208ff2d1 100644
--- a/Makefile
+++ b/Makefile
@@ -1200,7 +1200,7 @@ CLEAN_FILES += vmlinux System.map \
.tmp_kallsyms* .tmp_version .tmp_vmlinux* .tmp_System.map
# Directories & files removed with 'make mrproper'
-MRPROPER_DIRS += include/config include2 usr/include
+MRPROPER_DIRS += include/config include2 usr/include include/generated
MRPROPER_FILES += .config .config.old include/asm .version .old_version \
include/linux/autoconf.h include/linux/version.h \
include/linux/utsrelease.h \
diff --git a/drivers/char/vt.c b/drivers/char/vt.c
index 2c1d133819b..08151d4de48 100644
--- a/drivers/char/vt.c
+++ b/drivers/char/vt.c
@@ -2274,7 +2274,7 @@ rescan_last_byte:
continue; /* nothing to display */
}
/* Glyph not found */
- if ((!(vc->vc_utf && !vc->vc_disp_ctrl) && c < 128) && !(c & ~charmask)) {
+ if ((!(vc->vc_utf && !vc->vc_disp_ctrl) || c < 128) && !(c & ~charmask)) {
/* In legacy mode use the glyph we get by a 1:1 mapping.
This would make absolutely no sense with Unicode in mind,
but do this for ASCII characters since a font may lack
diff --git a/fs/namespace.c b/fs/namespace.c
index c6f54e4c429..d9138f81ec1 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -1920,8 +1920,9 @@ long do_mount(char *dev_name, char *dir_name, char *type_page,
if (data_page)
((char *)data_page)[PAGE_SIZE - 1] = 0;
- /* Default to relatime */
- mnt_flags |= MNT_RELATIME;
+ /* Default to relatime unless overriden */
+ if (!(flags & MS_NOATIME))
+ mnt_flags |= MNT_RELATIME;
/* Separate the per-mountpoint flags */
if (flags & MS_NOSUID)
diff --git a/include/linux/seccomp.h b/include/linux/seccomp.h
index 262a8dccfa8..167c33361d9 100644
--- a/include/linux/seccomp.h
+++ b/include/linux/seccomp.h
@@ -21,6 +21,8 @@ extern long prctl_set_seccomp(unsigned long);
#else /* CONFIG_SECCOMP */
+#include <linux/errno.h>
+
typedef struct { } seccomp_t;
#define secure_computing(x) do { } while (0)
diff --git a/scripts/Makefile.build b/scripts/Makefile.build
index 39a9642927d..5c4b7a400c1 100644
--- a/scripts/Makefile.build
+++ b/scripts/Makefile.build
@@ -27,6 +27,9 @@ ccflags-y :=
cppflags-y :=
ldflags-y :=
+subdir-asflags-y :=
+subdir-ccflags-y :=
+
# Read auto.conf if it exists, otherwise ignore
-include include/config/auto.conf
diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
index 979619574f7..cba61ca403c 100644
--- a/scripts/Makefile.lib
+++ b/scripts/Makefile.lib
@@ -4,6 +4,11 @@ ccflags-y += $(EXTRA_CFLAGS)
cppflags-y += $(EXTRA_CPPFLAGS)
ldflags-y += $(EXTRA_LDFLAGS)
+#
+# flags that take effect in sub directories
+export KBUILD_SUBDIR_ASFLAGS := $(KBUILD_SUBDIR_ASFLAGS) $(subdir-asflags-y)
+export KBUILD_SUBDIR_CCFLAGS := $(KBUILD_SUBDIR_CCFLAGS) $(subdir-ccflags-y)
+
# Figure out what we need to build from the various variables
# ===========================================================================
@@ -104,10 +109,10 @@ else
debug_flags =
endif
-orig_c_flags = $(KBUILD_CPPFLAGS) $(KBUILD_CFLAGS) \
+orig_c_flags = $(KBUILD_CPPFLAGS) $(KBUILD_CFLAGS) $(KBUILD_SUBDIR_CCFLAGS) \
$(ccflags-y) $(CFLAGS_$(basetarget).o)
_c_flags = $(filter-out $(CFLAGS_REMOVE_$(basetarget).o), $(orig_c_flags))
-_a_flags = $(KBUILD_CPPFLAGS) $(KBUILD_AFLAGS) \
+_a_flags = $(KBUILD_CPPFLAGS) $(KBUILD_AFLAGS) $(KBUILD_SUBDIR_ASFLAGS) \
$(asflags-y) $(AFLAGS_$(basetarget).o)
_cpp_flags = $(KBUILD_CPPFLAGS) $(cppflags-y) $(CPPFLAGS_$(@F))