lkml.org 
[lkml]   [2019]   [Dec]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH] mm: remove __krealloc
Date
Since 5.5-rc1 the last user of this function is gone, so remove the
functionality.

See commit
2ad9d7747c10 ("netfilter: conntrack: free extension area immediately")
for details.

Signed-off-by: Florian Westphal <fw@strlen.de>
---
include/linux/slab.h | 1 -
mm/slab_common.c | 22 ----------------------
scripts/coccinelle/free/devm_free.cocci | 4 ----
3 files changed, 27 deletions(-)

diff --git a/include/linux/slab.h b/include/linux/slab.h
index 877a95c6a2d2..03a389358562 100644
--- a/include/linux/slab.h
+++ b/include/linux/slab.h
@@ -184,7 +184,6 @@ void memcg_deactivate_kmem_caches(struct mem_cgroup *, struct mem_cgroup *);
/*
* Common kmalloc functions provided by all allocators
*/
-void * __must_check __krealloc(const void *, size_t, gfp_t);
void * __must_check krealloc(const void *, size_t, gfp_t);
void kfree(const void *);
void kzfree(const void *);
diff --git a/mm/slab_common.c b/mm/slab_common.c
index f0ab6d4ceb4c..87e8923cf0b6 100644
--- a/mm/slab_common.c
+++ b/mm/slab_common.c
@@ -1675,28 +1675,6 @@ static __always_inline void *__do_krealloc(const void *p, size_t new_size,
return ret;
}

-/**
- * __krealloc - like krealloc() but don't free @p.
- * @p: object to reallocate memory for.
- * @new_size: how many bytes of memory are required.
- * @flags: the type of memory to allocate.
- *
- * This function is like krealloc() except it never frees the originally
- * allocated buffer. Use this if you don't want to free the buffer immediately
- * like, for example, with RCU.
- *
- * Return: pointer to the allocated memory or %NULL in case of error
- */
-void *__krealloc(const void *p, size_t new_size, gfp_t flags)
-{
- if (unlikely(!new_size))
- return ZERO_SIZE_PTR;
-
- return __do_krealloc(p, new_size, flags);
-
-}
-EXPORT_SYMBOL(__krealloc);
-
/**
* krealloc - reallocate memory. The contents will remain unchanged.
* @p: object to reallocate memory for.
diff --git a/scripts/coccinelle/free/devm_free.cocci b/scripts/coccinelle/free/devm_free.cocci
index 441799b5359b..66aaf68889a5 100644
--- a/scripts/coccinelle/free/devm_free.cocci
+++ b/scripts/coccinelle/free/devm_free.cocci
@@ -94,8 +94,6 @@ position p;
kfree@p(x)
|
kzfree@p(x)
-|
- __krealloc@p(x, ...)
|
krealloc@p(x, ...)
|
@@ -120,8 +118,6 @@ position p != safe.p;
|
* kzfree@p(x)
|
-* __krealloc@p(x, ...)
-|
* krealloc@p(x, ...)
|
* free_pages@p(x, ...)
--
2.23.0
\
 
 \ /
  Last update: 2019-12-12 23:35    [W:0.042 / U:38.568 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site