diff options
| author | Baoquan He <[email protected]> | 2024-03-25 14:56:46 +0000 |
|---|---|---|
| committer | Andrew Morton <[email protected]> | 2024-04-26 03:56:11 +0000 |
| commit | 0b52663f7547520fbf54e2c07f61f8bd1b5cb6eb (patch) | |
| tree | cbe0ca02f35dc25f3cf07b63d05e49060cdb0b89 /mm/mm_init.c | |
| parent | mm/mm_init.c: remove unneeded calc_memmap_size() (diff) | |
| download | kernel-0b52663f7547520fbf54e2c07f61f8bd1b5cb6eb.tar.gz kernel-0b52663f7547520fbf54e2c07f61f8bd1b5cb6eb.zip | |
mm/mm_init.c: remove arch_reserved_kernel_pages()
Since the current calculation of calc_nr_kernel_pages() has taken into
consideration of kernel reserved memory, no need to have
arch_reserved_kernel_pages() any more.
Link: https://lkml.kernel.org/r/[email protected]
Signed-off-by: Baoquan He <[email protected]>
Reviewed-by: Mike Rapoport (IBM) <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Diffstat (limited to 'mm/mm_init.c')
| -rw-r--r-- | mm/mm_init.c | 12 |
1 files changed, 0 insertions, 12 deletions
diff --git a/mm/mm_init.c b/mm/mm_init.c index 8c261572ca6e..0d32bcc301e2 100644 --- a/mm/mm_init.c +++ b/mm/mm_init.c @@ -2374,17 +2374,6 @@ void __init page_alloc_init_late(void) page_alloc_sysctl_init(); } -#ifndef __HAVE_ARCH_RESERVED_KERNEL_PAGES -/* - * Returns the number of pages that arch has reserved but - * is not known to alloc_large_system_hash(). - */ -static unsigned long __init arch_reserved_kernel_pages(void) -{ - return 0; -} -#endif - /* * Adaptive scale is meant to reduce sizes of hash tables on large memory * machines. As memory size is increased the scale is also increased but at @@ -2427,7 +2416,6 @@ void *__init alloc_large_system_hash(const char *tablename, if (!numentries) { /* round applicable memory size up to nearest megabyte */ numentries = nr_kernel_pages; - numentries -= arch_reserved_kernel_pages(); /* It isn't necessary when PAGE_SIZE >= 1MB */ if (PAGE_SIZE < SZ_1M) |