]> Git Repo - J-linux.git/blob - arch/mips/mm/pgtable.c
Merge tag 'vfs-6.13-rc7.fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs
[J-linux.git] / arch / mips / mm / pgtable.c
1 /*
2  * This file is subject to the terms and conditions of the GNU General Public
3  * License.  See the file "COPYING" in the main directory of this archive
4  * for more details.
5  */
6 #include <linux/export.h>
7 #include <linux/mm.h>
8 #include <linux/string.h>
9 #include <asm/pgalloc.h>
10
11 pgd_t *pgd_alloc(struct mm_struct *mm)
12 {
13         pgd_t *init, *ret = NULL;
14         struct ptdesc *ptdesc = pagetable_alloc(GFP_KERNEL & ~__GFP_HIGHMEM,
15                         PGD_TABLE_ORDER);
16
17         if (ptdesc) {
18                 ret = ptdesc_address(ptdesc);
19                 init = pgd_offset(&init_mm, 0UL);
20                 pgd_init(ret);
21                 memcpy(ret + USER_PTRS_PER_PGD, init + USER_PTRS_PER_PGD,
22                        (PTRS_PER_PGD - USER_PTRS_PER_PGD) * sizeof(pgd_t));
23         }
24
25         return ret;
26 }
27 EXPORT_SYMBOL_GPL(pgd_alloc);
This page took 0.027292 seconds and 4 git commands to generate.