* [PATCH] sparc: Add missing "FORCE" target when using if_changed
@ 2021-09-23 21:54 Kees Cook
2021-09-24 4:38 ` Nicolas Schier
0 siblings, 1 reply; 4+ messages in thread
From: Kees Cook @ 2021-09-23 21:54 UTC (permalink / raw)
To: David S. Miller
Cc: Kees Cook, Masahiro Yamada, sparclinux, Nicolas Schier,
linux-kernel, linux-hardening
Fix observed warning:
/builds/linux/arch/sparc/boot/Makefile:35: FORCE prerequisite is missing
Fixes: e1f86d7b4b2a5213 ("kbuild: warn if FORCE is missing for if_changed(_dep,_rule) and filechk")
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Masahiro Yamada <masahiroy@kernel.org>
Cc: sparclinux@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
---
I'm not sure if this should go via sparc or via kbuild. :)
---
arch/sparc/boot/Makefile | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/arch/sparc/boot/Makefile b/arch/sparc/boot/Makefile
index 849236d4eca4..45e5c76d449e 100644
--- a/arch/sparc/boot/Makefile
+++ b/arch/sparc/boot/Makefile
@@ -22,7 +22,7 @@ ifeq ($(CONFIG_SPARC64),y)
# Actual linking
-$(obj)/zImage: $(obj)/image
+$(obj)/zImage: $(obj)/image FORCE
$(call if_changed,gzip)
@echo ' kernel: $@ is ready'
@@ -31,7 +31,7 @@ $(obj)/vmlinux.aout: vmlinux FORCE
@echo ' kernel: $@ is ready'
else
-$(obj)/zImage: $(obj)/image
+$(obj)/zImage: $(obj)/image FORCE
$(call if_changed,strip)
@echo ' kernel: $@ is ready'
@@ -44,7 +44,7 @@ OBJCOPYFLAGS_image.bin := -S -O binary -R .note -R .comment
$(obj)/image.bin: $(obj)/image FORCE
$(call if_changed,objcopy)
-$(obj)/image.gz: $(obj)/image.bin
+$(obj)/image.gz: $(obj)/image.bin FORCE
$(call if_changed,gzip)
UIMAGE_LOADADDR = $(CONFIG_UBOOT_LOAD_ADDR)
@@ -56,7 +56,7 @@ quiet_cmd_uimage.o = UIMAGE.O $@
-r -b binary $@ -o $@.o
targets += uImage
-$(obj)/uImage: $(obj)/image.gz
+$(obj)/uImage: $(obj)/image.gz FORCE
$(call if_changed,uimage)
$(call if_changed,uimage.o)
@echo ' Image $@ is ready'
--
2.30.2
^ permalink raw reply related [flat|nested] 4+ messages in thread* Re: [PATCH] sparc: Add missing "FORCE" target when using if_changed
2021-09-23 21:54 [PATCH] sparc: Add missing "FORCE" target when using if_changed Kees Cook
@ 2021-09-24 4:38 ` Nicolas Schier
2021-10-06 4:45 ` Kees Cook
0 siblings, 1 reply; 4+ messages in thread
From: Nicolas Schier @ 2021-09-24 4:38 UTC (permalink / raw)
To: Kees Cook
Cc: David S. Miller, Masahiro Yamada, sparclinux, linux-kernel,
linux-hardening
On Thu, Sep 23, 2021 at 02:54:18PM -0700, Kees Cook wrote:
> Fix observed warning:
>
> /builds/linux/arch/sparc/boot/Makefile:35: FORCE prerequisite is missing
>
> Fixes: e1f86d7b4b2a5213 ("kbuild: warn if FORCE is missing for if_changed(_dep,_rule) and filechk")
> Cc: "David S. Miller" <davem@davemloft.net>
> Cc: Masahiro Yamada <masahiroy@kernel.org>
> Cc: sparclinux@vger.kernel.org
> Signed-off-by: Kees Cook <keescook@chromium.org>
Acked-by: Nicolas Schier <n.schier@avm.de>
> ---
> I'm not sure if this should go via sparc or via kbuild. :)
> ---
> arch/sparc/boot/Makefile | 8 ++++----
> 1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/arch/sparc/boot/Makefile b/arch/sparc/boot/Makefile
> index 849236d4eca4..45e5c76d449e 100644
> --- a/arch/sparc/boot/Makefile
> +++ b/arch/sparc/boot/Makefile
> @@ -22,7 +22,7 @@ ifeq ($(CONFIG_SPARC64),y)
>
> # Actual linking
>
> -$(obj)/zImage: $(obj)/image
> +$(obj)/zImage: $(obj)/image FORCE
> $(call if_changed,gzip)
> @echo ' kernel: $@ is ready'
>
> @@ -31,7 +31,7 @@ $(obj)/vmlinux.aout: vmlinux FORCE
> @echo ' kernel: $@ is ready'
> else
>
> -$(obj)/zImage: $(obj)/image
> +$(obj)/zImage: $(obj)/image FORCE
> $(call if_changed,strip)
> @echo ' kernel: $@ is ready'
>
> @@ -44,7 +44,7 @@ OBJCOPYFLAGS_image.bin := -S -O binary -R .note -R .comment
> $(obj)/image.bin: $(obj)/image FORCE
> $(call if_changed,objcopy)
>
> -$(obj)/image.gz: $(obj)/image.bin
> +$(obj)/image.gz: $(obj)/image.bin FORCE
> $(call if_changed,gzip)
>
> UIMAGE_LOADADDR = $(CONFIG_UBOOT_LOAD_ADDR)
> @@ -56,7 +56,7 @@ quiet_cmd_uimage.o = UIMAGE.O $@
> -r -b binary $@ -o $@.o
>
> targets += uImage
> -$(obj)/uImage: $(obj)/image.gz
> +$(obj)/uImage: $(obj)/image.gz FORCE
> $(call if_changed,uimage)
> $(call if_changed,uimage.o)
> @echo ' Image $@ is ready'
> --
> 2.30.2
>
^ permalink raw reply [flat|nested] 4+ messages in thread* Re: [PATCH] sparc: Add missing "FORCE" target when using if_changed
2021-09-24 4:38 ` Nicolas Schier
@ 2021-10-06 4:45 ` Kees Cook
2021-10-06 12:53 ` Masahiro Yamada
0 siblings, 1 reply; 4+ messages in thread
From: Kees Cook @ 2021-10-06 4:45 UTC (permalink / raw)
To: Masahiro Yamada
Cc: David S. Miller, Nicolas Schier, sparclinux, linux-kernel,
linux-hardening
On Fri, Sep 24, 2021 at 06:38:56AM +0200, Nicolas Schier wrote:
> On Thu, Sep 23, 2021 at 02:54:18PM -0700, Kees Cook wrote:
> > Fix observed warning:
> >
> > /builds/linux/arch/sparc/boot/Makefile:35: FORCE prerequisite is missing
> >
> > Fixes: e1f86d7b4b2a5213 ("kbuild: warn if FORCE is missing for if_changed(_dep,_rule) and filechk")
> > Cc: "David S. Miller" <davem@davemloft.net>
> > Cc: Masahiro Yamada <masahiroy@kernel.org>
> > Cc: sparclinux@vger.kernel.org
> > Signed-off-by: Kees Cook <keescook@chromium.org>
>
> Acked-by: Nicolas Schier <n.schier@avm.de>
Thanks!
Masahiro, are you able to add this to your kbuild tree?
-Kees
>
> > ---
> > I'm not sure if this should go via sparc or via kbuild. :)
> > ---
> > arch/sparc/boot/Makefile | 8 ++++----
> > 1 file changed, 4 insertions(+), 4 deletions(-)
> >
> > diff --git a/arch/sparc/boot/Makefile b/arch/sparc/boot/Makefile
> > index 849236d4eca4..45e5c76d449e 100644
> > --- a/arch/sparc/boot/Makefile
> > +++ b/arch/sparc/boot/Makefile
> > @@ -22,7 +22,7 @@ ifeq ($(CONFIG_SPARC64),y)
> >
> > # Actual linking
> >
> > -$(obj)/zImage: $(obj)/image
> > +$(obj)/zImage: $(obj)/image FORCE
> > $(call if_changed,gzip)
> > @echo ' kernel: $@ is ready'
> >
> > @@ -31,7 +31,7 @@ $(obj)/vmlinux.aout: vmlinux FORCE
> > @echo ' kernel: $@ is ready'
> > else
> >
> > -$(obj)/zImage: $(obj)/image
> > +$(obj)/zImage: $(obj)/image FORCE
> > $(call if_changed,strip)
> > @echo ' kernel: $@ is ready'
> >
> > @@ -44,7 +44,7 @@ OBJCOPYFLAGS_image.bin := -S -O binary -R .note -R .comment
> > $(obj)/image.bin: $(obj)/image FORCE
> > $(call if_changed,objcopy)
> >
> > -$(obj)/image.gz: $(obj)/image.bin
> > +$(obj)/image.gz: $(obj)/image.bin FORCE
> > $(call if_changed,gzip)
> >
> > UIMAGE_LOADADDR = $(CONFIG_UBOOT_LOAD_ADDR)
> > @@ -56,7 +56,7 @@ quiet_cmd_uimage.o = UIMAGE.O $@
> > -r -b binary $@ -o $@.o
> >
> > targets += uImage
> > -$(obj)/uImage: $(obj)/image.gz
> > +$(obj)/uImage: $(obj)/image.gz FORCE
> > $(call if_changed,uimage)
> > $(call if_changed,uimage.o)
> > @echo ' Image $@ is ready'
> > --
> > 2.30.2
> >
--
Kees Cook
^ permalink raw reply [flat|nested] 4+ messages in thread* Re: [PATCH] sparc: Add missing "FORCE" target when using if_changed
2021-10-06 4:45 ` Kees Cook
@ 2021-10-06 12:53 ` Masahiro Yamada
0 siblings, 0 replies; 4+ messages in thread
From: Masahiro Yamada @ 2021-10-06 12:53 UTC (permalink / raw)
To: Kees Cook
Cc: David S. Miller, Nicolas Schier, sparclinux,
Linux Kernel Mailing List, linux-hardening
On Wed, Oct 6, 2021 at 1:45 PM Kees Cook <keescook@chromium.org> wrote:
>
> On Fri, Sep 24, 2021 at 06:38:56AM +0200, Nicolas Schier wrote:
> > On Thu, Sep 23, 2021 at 02:54:18PM -0700, Kees Cook wrote:
> > > Fix observed warning:
> > >
> > > /builds/linux/arch/sparc/boot/Makefile:35: FORCE prerequisite is missing
> > >
> > > Fixes: e1f86d7b4b2a5213 ("kbuild: warn if FORCE is missing for if_changed(_dep,_rule) and filechk")
> > > Cc: "David S. Miller" <davem@davemloft.net>
> > > Cc: Masahiro Yamada <masahiroy@kernel.org>
> > > Cc: sparclinux@vger.kernel.org
> > > Signed-off-by: Kees Cook <keescook@chromium.org>
> >
> > Acked-by: Nicolas Schier <n.schier@avm.de>
>
> Thanks!
>
> Masahiro, are you able to add this to your kbuild tree?
Sure, applied to linux-kbuild. Thanks.
> -Kees
>
> >
> > > ---
> > > I'm not sure if this should go via sparc or via kbuild. :)
> > > ---
> > > arch/sparc/boot/Makefile | 8 ++++----
> > > 1 file changed, 4 insertions(+), 4 deletions(-)
> > >
> > > diff --git a/arch/sparc/boot/Makefile b/arch/sparc/boot/Makefile
> > > index 849236d4eca4..45e5c76d449e 100644
> > > --- a/arch/sparc/boot/Makefile
> > > +++ b/arch/sparc/boot/Makefile
> > > @@ -22,7 +22,7 @@ ifeq ($(CONFIG_SPARC64),y)
> > >
> > > # Actual linking
> > >
> > > -$(obj)/zImage: $(obj)/image
> > > +$(obj)/zImage: $(obj)/image FORCE
> > > $(call if_changed,gzip)
> > > @echo ' kernel: $@ is ready'
> > >
> > > @@ -31,7 +31,7 @@ $(obj)/vmlinux.aout: vmlinux FORCE
> > > @echo ' kernel: $@ is ready'
> > > else
> > >
> > > -$(obj)/zImage: $(obj)/image
> > > +$(obj)/zImage: $(obj)/image FORCE
> > > $(call if_changed,strip)
> > > @echo ' kernel: $@ is ready'
> > >
> > > @@ -44,7 +44,7 @@ OBJCOPYFLAGS_image.bin := -S -O binary -R .note -R .comment
> > > $(obj)/image.bin: $(obj)/image FORCE
> > > $(call if_changed,objcopy)
> > >
> > > -$(obj)/image.gz: $(obj)/image.bin
> > > +$(obj)/image.gz: $(obj)/image.bin FORCE
> > > $(call if_changed,gzip)
> > >
> > > UIMAGE_LOADADDR = $(CONFIG_UBOOT_LOAD_ADDR)
> > > @@ -56,7 +56,7 @@ quiet_cmd_uimage.o = UIMAGE.O $@
> > > -r -b binary $@ -o $@.o
> > >
> > > targets += uImage
> > > -$(obj)/uImage: $(obj)/image.gz
> > > +$(obj)/uImage: $(obj)/image.gz FORCE
> > > $(call if_changed,uimage)
> > > $(call if_changed,uimage.o)
> > > @echo ' Image $@ is ready'
> > > --
> > > 2.30.2
> > >
>
> --
> Kees Cook
--
Best Regards
Masahiro Yamada
^ permalink raw reply [flat|nested] 4+ messages in thread
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2021-09-23 21:54 [PATCH] sparc: Add missing "FORCE" target when using if_changed Kees Cook
2021-09-24 4:38 ` Nicolas Schier
2021-10-06 4:45 ` Kees Cook
2021-10-06 12:53 ` Masahiro Yamada
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