mirros/rockchip-kernel
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

kexec: drop weak attribute from functions

Browse Source 
Drop __weak attribute from functions in kexec_core.c:
- machine_kexec_post_load()
- arch_kexec_protect_crashkres()
- arch_kexec_unprotect_crashkres()
- crash_free_reserved_phys_range()

Link: https://lkml.kernel.org/r/c0f6219e03cb399d166d518ab505095218a902dd.1656659357.git.naveen.n.rao@linux.vnet.ibm.com
Signed-off-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
Suggested-by: Eric Biederman <ebiederm@xmission.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Mimi Zohar <zohar@linux.ibm.com>
This commit is contained in:
Naveen N. Rao
2022-07-01 13:04:05 +05:30
committed by Mimi Zohar
parent 65d9a9a60f
commit 0738eceb62
6 changed files with 64 additions and 33 deletions
Download Patch File Download Diff File Expand all files Collapse all files

32
include/linux/kexec.h
View File

@@ -390,7 +390,10 @@ extern void machine_kexec_cleanup(struct kimage *image);
extern int kernel_kexec(void);
extern struct page *kimage_alloc_control_pages(struct kimage *image,
unsigned int order);
int machine_kexec_post_load(struct kimage *image);
#ifndef machine_kexec_post_load
static inline int machine_kexec_post_load(struct kimage *image) { return 0; }
#endif
extern void __crash_kexec(struct pt_regs *);
extern void crash_kexec(struct pt_regs *);
@@ -423,10 +426,21 @@ extern bool kexec_in_progress;
int crash_shrink_memory(unsigned long new_size);
size_t crash_get_memory_size(void);
void crash_free_reserved_phys_range(unsigned long begin, unsigned long end);
void arch_kexec_protect_crashkres(void);
void arch_kexec_unprotect_crashkres(void);
#ifndef arch_kexec_protect_crashkres
/*
* Protection mechanism for crashkernel reserved memory after
* the kdump kernel is loaded.
*
* Provide an empty default implementation here -- architecture
* code may override this
*/
static inline void arch_kexec_protect_crashkres(void) { }
#endif
#ifndef arch_kexec_unprotect_crashkres
static inline void arch_kexec_unprotect_crashkres(void) { }
#endif
#ifndef page_to_boot_pfn
static inline unsigned long page_to_boot_pfn(struct page *page)
@@ -456,6 +470,16 @@ static inline phys_addr_t boot_phys_to_phys(unsigned long boot_phys)
}
#endif
#ifndef crash_free_reserved_phys_range
static inline void crash_free_reserved_phys_range(unsigned long begin, unsigned long end)
{
unsigned long addr;
for (addr = begin; addr < end; addr += PAGE_SIZE)
free_reserved_page(boot_pfn_to_page(addr >> PAGE_SHIFT));
}
#endif
static inline unsigned long virt_to_boot_phys(void *addr)
{
return phys_to_boot_phys(__pa((unsigned long)addr));