diff options
Diffstat (limited to 'arch/x86/mm')
| -rw-r--r-- | arch/x86/mm/init.c | 15 | ||||
| -rw-r--r-- | arch/x86/mm/init_64.c | 4 |
2 files changed, 14 insertions, 5 deletions
diff --git a/arch/x86/mm/init.c b/arch/x86/mm/init.c index cee58a972cb2..bc11dedffc45 100644 --- a/arch/x86/mm/init.c +++ b/arch/x86/mm/init.c @@ -773,13 +773,22 @@ void free_init_pages(char *what, unsigned long begin, unsigned long end) } } +/* + * begin/end can be in the direct map or the "high kernel mapping" + * used for the kernel image only. free_init_pages() will do the + * right thing for either kind of address. + */ +void free_kernel_image_pages(void *begin, void *end) +{ + free_init_pages("unused kernel image", + (unsigned long)begin, (unsigned long)end); +} + void __ref free_initmem(void) { e820__reallocate_tables(); - free_init_pages("unused kernel", - (unsigned long)(&__init_begin), - (unsigned long)(&__init_end)); + free_kernel_image_pages(&__init_begin, &__init_end); } #ifdef CONFIG_BLK_DEV_INITRD diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c index 73158655c4a7..68c292cb1ebf 100644 --- a/arch/x86/mm/init_64.c +++ b/arch/x86/mm/init_64.c @@ -1283,8 +1283,8 @@ void mark_rodata_ro(void) set_memory_ro(start, (end-start) >> PAGE_SHIFT); #endif - free_init_pages("unused kernel", text_end, rodata_start); - free_init_pages("unused kernel", rodata_end, _sdata); + free_kernel_image_pages((void *)text_end, (void *)rodata_start); + free_kernel_image_pages((void *)rodata_end, (void *)_sdata); debug_checkwx(); |
