Skip to content
GitLab
Menu
Projects
Groups
Snippets
/
Help
Help
Support
Community forum
Keyboard shortcuts
?
Submit feedback
Contribute to GitLab
Sign in / Register
Toggle navigation
Menu
Open sidebar
xenomai
ipipe
Commits
01fed931
Commit
01fed931
authored
Nov 10, 2007
by
Paul Mundt
Browse files
sh: Consolidate slab/kmalloc minalign values.
Signed-off-by:
Paul Mundt
<
lethal@linux-sh.org
>
parent
9b01bd9e
Changes
2
Hide whitespace changes
Inline
Side-by-side
include/asm-sh/page.h
View file @
01fed931
...
...
@@ -157,8 +157,22 @@ typedef struct { unsigned long pgd; } pgd_t;
* Slub defaults to 8-byte alignment, we're only interested in 4.
* Slab defaults to BYTES_PER_WORD, which ends up being the same anyways.
*/
#ifdef CONFIG_SUPERH32
#define ARCH_KMALLOC_MINALIGN 4
#define ARCH_SLAB_MINALIGN 4
#else
/* If gcc inlines memset, it will use st.q instructions. Therefore, we need
kmalloc allocations to be 8-byte aligned. Without this, the alignment
becomes BYTE_PER_WORD i.e. only 4 (since sizeof(long)==sizeof(void*)==4 on
sh64 at the moment). */
#define ARCH_KMALLOC_MINALIGN 8
/*
* We want 8-byte alignment for the slab caches as well, otherwise we have
* the same BYTES_PER_WORD (sizeof(void *)) min align in kmem_cache_create().
*/
#define ARCH_SLAB_MINALIGN 8
#endif
#endif
/* __KERNEL__ */
#endif
/* __ASM_SH_PAGE_H */
include/asm-sh/uaccess_64.h
View file @
01fed931
...
...
@@ -297,18 +297,6 @@ struct exception_table_entry
#define ARCH_HAS_SEARCH_EXTABLE
/* If gcc inlines memset, it will use st.q instructions. Therefore, we need
kmalloc allocations to be 8-byte aligned. Without this, the alignment
becomes BYTE_PER_WORD i.e. only 4 (since sizeof(long)==sizeof(void*)==4 on
sh64 at the moment). */
#define ARCH_KMALLOC_MINALIGN 8
/*
* We want 8-byte alignment for the slab caches as well, otherwise we have
* the same BYTES_PER_WORD (sizeof(void *)) min align in kmem_cache_create().
*/
#define ARCH_SLAB_MINALIGN 8
/* Returns 0 if exception not found and fixup.unit otherwise. */
extern
unsigned
long
search_exception_table
(
unsigned
long
addr
);
extern
const
struct
exception_table_entry
*
search_exception_tables
(
unsigned
long
addr
);
...
...
Write
Preview
Supports
Markdown
0%
Try again
or
attach a new file
.
Attach a file
Cancel
You are about to add
0
people
to the discussion. Proceed with caution.
Finish editing this message first!
Cancel
Please
register
or
sign in
to comment