Contributors: 7
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Joerg Roedel |
204 |
90.27% |
1 |
10.00% |
| Andi Kleen |
6 |
2.65% |
1 |
10.00% |
| Linus Torvalds (pre-git) |
6 |
2.65% |
3 |
30.00% |
| Rafael J. Wysocki |
4 |
1.77% |
2 |
20.00% |
| Ingo Molnar |
3 |
1.33% |
1 |
10.00% |
| Kirill A. Shutemov |
2 |
0.88% |
1 |
10.00% |
| Greg Kroah-Hartman |
1 |
0.44% |
1 |
10.00% |
| Total |
226 |
|
10 |
|
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_PGALLOC_TRACK_H
#define _LINUX_PGALLOC_TRACK_H
#if defined(CONFIG_MMU)
static inline p4d_t *p4d_alloc_track(struct mm_struct *mm, pgd_t *pgd,
unsigned long address,
pgtbl_mod_mask *mod_mask)
{
if (unlikely(pgd_none(*pgd))) {
if (__p4d_alloc(mm, pgd, address))
return NULL;
*mod_mask |= PGTBL_PGD_MODIFIED;
}
return p4d_offset(pgd, address);
}
static inline pud_t *pud_alloc_track(struct mm_struct *mm, p4d_t *p4d,
unsigned long address,
pgtbl_mod_mask *mod_mask)
{
if (unlikely(p4d_none(*p4d))) {
if (__pud_alloc(mm, p4d, address))
return NULL;
*mod_mask |= PGTBL_P4D_MODIFIED;
}
return pud_offset(p4d, address);
}
static inline pmd_t *pmd_alloc_track(struct mm_struct *mm, pud_t *pud,
unsigned long address,
pgtbl_mod_mask *mod_mask)
{
if (unlikely(pud_none(*pud))) {
if (__pmd_alloc(mm, pud, address))
return NULL;
*mod_mask |= PGTBL_PUD_MODIFIED;
}
return pmd_offset(pud, address);
}
#endif /* CONFIG_MMU */
#define pte_alloc_kernel_track(pmd, address, mask) \
((unlikely(pmd_none(*(pmd))) && \
(__pte_alloc_kernel(pmd) || ({*(mask)|=PGTBL_PMD_MODIFIED;0;})))?\
NULL: pte_offset_kernel(pmd, address))
#endif /* _LINUX_PGALLOC_TRACK_H */