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Date: Thu, 30 Apr 2020 11:58:33 +0300 From: Mike Rapoport <rppt@...ux.ibm.com> To: Arnd Bergmann <arnd@...db.de> Cc: Geert Uytterhoeven <geert@...ux-m68k.org>, Andrew Morton <akpm@...ux-foundation.org>, Christoph Hellwig <hch@....de>, Catalin Marinas <catalin.marinas@....com>, Steven Price <steven.price@....com>, Alexander Viro <viro@...iv.linux.org.uk>, Guan Xuetao <gxt@....edu.cn>, Russell King <linux@...linux.org.uk>, Will Deacon <will.deacon@....com>, linux-kernel@...r.kernel.org Subject: Re: [PATCH] initramfs: fix another section mismatch On Wed, Apr 29, 2020 at 09:01:29PM +0200, Arnd Bergmann wrote: > Building with gcc-10 causes a harmless warning, similar to the > gcc-4.6 warning that Geert fixed last year: > > WARNING: modpost: vmlinux.o(.text.unlikely+0xe69): Section mismatch in reference from the function kexec_free_initrd() to the function .init.text:free_initrd_mem() > The function kexec_free_initrd() references > the function __init free_initrd_mem(). > This is often because kexec_free_initrd lacks a __init > annotation or the annotation of free_initrd_mem is wrong. > > Add the missing __init annotations. > > Fixes: 4ada1e810038 ("initramfs: fix populate_initrd_image() section mismatch") > Fixes: 23091e287355 ("initramfs: cleanup initrd freeing") > Signed-off-by: Arnd Bergmann <arnd@...db.de> Acked-by: Mike Rapoport <rppt@...ux.ibm.com> > --- > init/initramfs.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/init/initramfs.c b/init/initramfs.c > index 8ec1be4d7d51..bda77a6c8e50 100644 > --- a/init/initramfs.c > +++ b/init/initramfs.c > @@ -542,7 +542,7 @@ void __weak free_initrd_mem(unsigned long start, unsigned long end) > } > > #ifdef CONFIG_KEXEC_CORE > -static bool kexec_free_initrd(void) > +static bool __init kexec_free_initrd(void) > { > unsigned long crashk_start = (unsigned long)__va(crashk_res.start); > unsigned long crashk_end = (unsigned long)__va(crashk_res.end); > @@ -565,7 +565,7 @@ static bool kexec_free_initrd(void) > return true; > } > #else > -static inline bool kexec_free_initrd(void) > +static inline bool __init kexec_free_initrd(void) > { > return false; > } > -- > 2.26.0 > -- Sincerely yours, Mike.
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