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| author | Christoph Hellwig <hch@lst.de> | 2019-05-13 17:18:30 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2019-05-14 09:47:47 -0700 |
| commit | d8ae8a3765bfa1f9bf977e2496fcc9cf64fbfabd (patch) | |
| tree | 94345d60244fed8d79a7a5f812df64ac0dfdff3d /arch/arm64 | |
| parent | afef7889c480ed134247f16c2ebdeabd75e77fd0 (diff) | |
| download | linux-d8ae8a3765bfa1f9bf977e2496fcc9cf64fbfabd.tar.gz | |
initramfs: move the legacy keepinitrd parameter to core code
No need to handle the freeing disable in arch code when we already have a core hook (and a different name for the option) for it. Link: http://lkml.kernel.org/r/20190213174621.29297-7-hch@lst.de Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: Catalin Marinas <catalin.marinas@arm.com> [arm64] Acked-by: Mike Rapoport <rppt@linux.ibm.com> Cc: Geert Uytterhoeven <geert@linux-m68k.org> [m68k] 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 'arch/arm64')
| -rw-r--r-- | arch/arm64/Kconfig | 1 | ||||
| -rw-r--r-- | arch/arm64/mm/init.c | 17 |
2 files changed, 3 insertions, 15 deletions
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index 3f957443f286..e24dc16453aa 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -21,6 +21,7 @@ config ARM64 select ARCH_HAS_GCOV_PROFILE_ALL select ARCH_HAS_GIGANTIC_PAGE if (MEMORY_ISOLATION && COMPACTION) || CMA select ARCH_HAS_KCOV + select ARCH_HAS_KEEPINITRD select ARCH_HAS_MEMBARRIER_SYNC_CORE select ARCH_HAS_PTE_SPECIAL select ARCH_HAS_SETUP_DMA_OPS diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c index 40e2d7e5efcb..007c05a4cce0 100644 --- a/arch/arm64/mm/init.c +++ b/arch/arm64/mm/init.c @@ -578,24 +578,11 @@ void free_initmem(void) } #ifdef CONFIG_BLK_DEV_INITRD - -static int keep_initrd __initdata; - void __init free_initrd_mem(unsigned long start, unsigned long end) { - if (!keep_initrd) { - free_reserved_area((void *)start, (void *)end, 0, "initrd"); - memblock_free(__virt_to_phys(start), end - start); - } -} - -static int __init keepinitrd_setup(char *__unused) -{ - keep_initrd = 1; - return 1; + free_reserved_area((void *)start, (void *)end, 0, "initrd"); + memblock_free(__virt_to_phys(start), end - start); } - -__setup("keepinitrd", keepinitrd_setup); #endif /* |