mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
synced 2026-10-26 10:57:38 +08:00
Mike Rapoport (Microsoft)
1f73dfdeb9
get_vm_area_page_order() and vm_area_page_order() do not need to modify struct vm_struct passed to them. Constify the parameter. Link: https://lore.kernel.org/20260903-execmem-set-vm-perms-v0-2-v3-3-949b64a9f755@kernel.org Signed-off-by: Mike Rapoport (Microsoft) <rppt@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Reviewed-by: Uladzislau Rezki (Sony) <urezki@gmail.com> Reviewed-by: Dev Jain <dev.jain@arm.com> Reviewed-by: David Hildenbrand (Arm) <david@kernel.org> Reviewed-by: Kevin Brodsky <kevin.brodsky@arm.com> Cc: Albert Ou <aou@eecs.berkeley.edu> Cc: Alexander Gordeev <agordeev@linux.ibm.com> Cc: Alexandre Ghiti <alex@ghiti.fr> Cc: Andy Lutomirski <luto@kernel.org> Cc: "Borislav Petkov (AMD)" <bp@alien8.de> Cc: Brendan Jackman <brendan.jackman@linux.dev> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Christian Borntraeger <borntraeger@linux.ibm.com> Cc: Dave Hansen <dave.hansen@linux.intel.com> Cc: Gerald Schaefer <gerald.schaefer@linux.ibm.com> Cc: Heiko Carstens <hca@linux.ibm.com> Cc: "H. Peter Anvin" <hpa@zytor.com> Cc: Huacai Chen <chenhuacai@kernel.org> Cc: Ingo Molnar <mingo@redhat.com> Cc: Len Brown <lenb@kernel.org> Cc: Palmer Dabbelt <palmer@dabbelt.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: "Rafael J. Wysocki" <rafael@kernel.org> Cc: Ryan Roberts <ryan.roberts@arm.com> Cc: Sven Schnelle <svens@linux.ibm.com> Cc: Vasily Gorbik <gor@linux.ibm.com> Cc: WANG Xuerui <kernel@xen0n.name> Cc: Will Deacon <will@kernel.org>
49 lines
1.3 KiB
C
49 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
|
|
/*
|
|
* mm-internal APIs for vmalloc
|
|
*/
|
|
#ifndef __MM_VMALLOC_H
|
|
#define __MM_VMALLOC_H
|
|
|
|
#include <linux/vmalloc.h>
|
|
|
|
#ifdef CONFIG_MMU
|
|
void __init vmalloc_init(void);
|
|
int __must_check vmap_pages_range_noflush(unsigned long addr, unsigned long end,
|
|
pgprot_t prot, struct page **pages,
|
|
unsigned int page_shift, gfp_t gfp_mask);
|
|
unsigned int get_vm_area_page_order(const struct vm_struct *vm);
|
|
#else
|
|
static inline void vmalloc_init(void) {}
|
|
|
|
static inline
|
|
int __must_check vmap_pages_range_noflush(unsigned long addr, unsigned long end,
|
|
pgprot_t prot, struct page **pages,
|
|
unsigned int page_shift, gfp_t gfp_mask)
|
|
{
|
|
return -EINVAL;
|
|
}
|
|
|
|
static inline void vunmap_range_noflush(unsigned long start, unsigned long end)
|
|
{
|
|
}
|
|
#endif
|
|
|
|
struct vm_struct *__get_vm_area_node(unsigned long size,
|
|
unsigned long align, unsigned long shift,
|
|
unsigned long vm_flags, unsigned long start,
|
|
unsigned long end, int node, gfp_t gfp_mask,
|
|
const void *caller);
|
|
|
|
void clear_vm_uninitialized_flag(struct vm_struct *vm);
|
|
|
|
int __must_check __vmap_pages_range_noflush(unsigned long addr,
|
|
unsigned long end, pgprot_t prot,
|
|
struct page **pages, unsigned int page_shift);
|
|
|
|
void vunmap_range_noflush(unsigned long start, unsigned long end);
|
|
|
|
void __vunmap_range_noflush(unsigned long start, unsigned long end);
|
|
|
|
#endif /* __MM_VMALLOC_H */
|