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author | Linus Torvalds <torvalds@linux-foundation.org> | 2020-02-04 07:24:48 +0000 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-02-04 07:24:48 +0000 |
commit | cc12071ff39060fc2e47c58b43e249fe0d0061ee (patch) | |
tree | 085789dec88100d2ac12d9f2c990c00b909d7ee2 /arch/riscv/include/asm/pgtable.h | |
parent | 9717c1cea16e3eae81ca226f4c3670bb799b61ad (diff) | |
parent | f3cc4e1d44a813a0685f2e558b78ace3db559722 (diff) |
Merge branch 'akpm' (patches from Andrew)
Merge more updates from Andrew Morton:
"The rest of MM and the rest of everything else: hotfixes, ipc, misc,
procfs, lib, cleanups, arm"
* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (67 commits)
ARM: dma-api: fix max_pfn off-by-one error in __dma_supported()
treewide: remove redundant IS_ERR() before error code check
include/linux/cpumask.h: don't calculate length of the input string
lib: new testcases for bitmap_parse{_user}
lib: rework bitmap_parse()
lib: make bitmap_parse_user a wrapper on bitmap_parse
lib: add test for bitmap_parse()
bitops: more BITS_TO_* macros
lib/string: add strnchrnul()
proc: convert everything to "struct proc_ops"
proc: decouple proc from VFS with "struct proc_ops"
asm-generic/tlb: provide MMU_GATHER_TABLE_FREE
asm-generic/tlb: rename HAVE_MMU_GATHER_NO_GATHER
asm-generic/tlb: rename HAVE_MMU_GATHER_PAGE_SIZE
asm-generic/tlb: rename HAVE_RCU_TABLE_FREE
asm-generic/tlb: add missing CONFIG symbol
asm-gemeric/tlb: remove stray function declarations
asm-generic/tlb: avoid potential double flush
mm/mmu_gather: invalidate TLB correctly on batch allocation failure and flush
powerpc/mmu_gather: enable RCU_TABLE_FREE even for !SMP case
...
Diffstat (limited to 'arch/riscv/include/asm/pgtable.h')
-rw-r--r-- | arch/riscv/include/asm/pgtable.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/riscv/include/asm/pgtable.h b/arch/riscv/include/asm/pgtable.h index f66b87314fa2..e43041519edd 100644 --- a/arch/riscv/include/asm/pgtable.h +++ b/arch/riscv/include/asm/pgtable.h @@ -130,6 +130,13 @@ static inline int pmd_bad(pmd_t pmd) return !pmd_present(pmd); } +#define pmd_leaf pmd_leaf +static inline int pmd_leaf(pmd_t pmd) +{ + return pmd_present(pmd) && + (pmd_val(pmd) & (_PAGE_READ | _PAGE_WRITE | _PAGE_EXEC)); +} + static inline void set_pmd(pmd_t *pmdp, pmd_t pmd) { *pmdp = pmd; |