+ mm-early_ioremapc-remove-redundant-early_ioremap_shutdown.patch added to -mm tree

+ mm-early_ioremapc-remove-redundant-early_ioremap_shutdown.patch added to -mm tree

[akpm]

The patch titled
     Subject: mm/early_ioremap.c: remove redundant early_ioremap_shutdown()
has been added to the -mm tree.  Its filename is
     mm-early_ioremapc-remove-redundant-early_ioremap_shutdown.patch

This patch should soon appear at
    https://ozlabs.org/~akpm/mmots/broken-out/mm-early_ioremapc-remove-redundant-early_ioremap_shutdown.patch
and later at
    https://ozlabs.org/~akpm/mmotm/broken-out/mm-early_ioremapc-remove-redundant-early_ioremap_shutdown.patch

Before you just go and hit "reply", please:
   a) Consider who else should be cc'ed
   b) Prefer to cc a suitable mailing list as well
   c) Ideally: find the original patch on the mailing list and do a
      reply-to-all to that, adding suitable additional cc's

*** Remember to use Documentation/process/submit-checklist.rst when testing your code ***

The -mm tree is included into linux-next and is updated
there every 3-4 working days

------------------------------------------------------
From: Weizhao Ouyang <o451686892@gmail.com>
Subject: 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: Weizhao Ouyang <o451686892@gmail.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 include/asm-generic/early_ioremap.h |    6 ------
 mm/early_ioremap.c                  |    5 -----
 2 files changed, 11 deletions(-)

--- a/include/asm-generic/early_ioremap.h~mm-early_ioremapc-remove-redundant-early_ioremap_shutdown
+++ a/include/asm-generic/early_ioremap.h
@@ -19,12 +19,6 @@ extern void *early_memremap_prot(resourc
 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);
--- a/mm/early_ioremap.c~mm-early_ioremapc-remove-redundant-early_ioremap_shutdown
+++ a/mm/early_ioremap.c
@@ -38,13 +38,8 @@ pgprot_t __init __weak early_memremap_pg
 	return prot;
 }
 
-void __init __weak early_ioremap_shutdown(void)
-{
-}
-
 void __init early_ioremap_reset(void)
 {
-	early_ioremap_shutdown();
 	after_paging_init = 1;
 }
 
_

Patches currently in -mm which might be from o451686892@gmail.com are

mm-early_ioremapc-remove-redundant-early_ioremap_shutdown.patch