diff options
| author | Christoph Hellwig <hch@lst.de> | 2019-05-13 17:18:34 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2019-05-14 09:47:47 -0700 |
| commit | 4afd58e14dd415e456fd236755373f52e6055ec7 (patch) | |
| tree | 798ce99c030b43504edfec2a704d72d0e852d8a2 /init/initramfs.c | |
| parent | d8ae8a3765bfa1f9bf977e2496fcc9cf64fbfabd (diff) | |
initramfs: provide a generic free_initrd_mem implementation
For most architectures free_initrd_mem just expands to the same
free_reserved_area call. Provide that as a generic implementation marked
__weak.
Link: http://lkml.kernel.org/r/20190213174621.29297-8-hch@lst.de
Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org> [m68k]
Acked-by: Mike Rapoport <rppt@linux.ibm.com>
Cc: Catalin Marinas <catalin.marinas@arm.com> [arm64]
Cc: Steven Price <steven.price@arm.com>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>
Cc: Guan Xuetao <gxt@pku.edu.cn>
Cc: Russell King <linux@armlinux.org.uk>
Cc: Will Deacon <will.deacon@arm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'init/initramfs.c')
| -rw-r--r-- | init/initramfs.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/init/initramfs.c b/init/initramfs.c index cb3d17735c66..fcb759a106be 100644 --- a/init/initramfs.c +++ b/init/initramfs.c @@ -527,6 +527,11 @@ extern unsigned long __initramfs_size; #include <linux/initrd.h> #include <linux/kexec.h> +void __weak free_initrd_mem(unsigned long start, unsigned long end) +{ + free_reserved_area((void *)start, (void *)end, -1, "initrd"); +} + #ifdef CONFIG_KEXEC_CORE static bool kexec_free_initrd(void) { |