Commit 395519b4 authored by Weizhao Ouyang's avatar Weizhao Ouyang Committed by Linus Torvalds
Browse files

mm/early_ioremap.c: remove redundant early_ioremap_shutdown() 

early_ioremap_reset() reserved a weak function so that architectures can
provide a specific cleanup.  Now no architectures use it, remove this
redundant function.

Link: https://lkml.kernel.org/r/20210901082917.399953-1-o451686892@gmail.com


Signed-off-by: default avatarWeizhao Ouyang <o451686892@gmail.com>
Reviewed-by: default avatarDavid Hildenbrand <david@redhat.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 8491502f

include/asm-generic/early_ioremap.h

+0 −6
Original line number Diff line number Diff line
@@ -19,12 +19,6 @@ extern void *early_memremap_prot(resource_size_t phys_addr, 
extern void early_iounmap(void __iomem *addr, unsigned long size);

extern void early_memunmap(void *addr, unsigned long size);



/*

 * Weak function called by early_ioremap_reset(). It does nothing, but

 * architectures may provide their own version to do any needed cleanups.

 */

extern void early_ioremap_shutdown(void);



#if defined(CONFIG_GENERIC_EARLY_IOREMAP) && defined(CONFIG_MMU)

/* Arch-specific initialization */

extern void early_ioremap_init(void);

mm/early_ioremap.c

+0 −5
Original line number Diff line number Diff line
@@ -38,13 +38,8 @@ pgprot_t __init __weak early_memremap_pgprot_adjust(resource_size_t phys_addr, 
	return prot;

}



void __init __weak early_ioremap_shutdown(void)

{

}



void __init early_ioremap_reset(void)

{

	early_ioremap_shutdown();

	after_paging_init = 1;

}