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| author | Yu Chien Peter Lin <peterlin@andestech.com> | 2023-09-21 10:50:22 +0800 |
|---|---|---|
| committer | Palmer Dabbelt <palmer@rivosinc.com> | 2023-11-05 09:41:55 -0800 |
| commit | 015c3c370472290e37143d1387c000db7ec273ad (patch) | |
| tree | ec31238c1949d2f10c80de14947a826f40291201 /arch | |
| parent | 0713ff337173884bcaf163e44cadd6a56bc8193a (diff) | |
| download | lwn-015c3c370472290e37143d1387c000db7ec273ad.tar.gz lwn-015c3c370472290e37143d1387c000db7ec273ad.zip | |
riscv: Introduce NAPOT field to PTDUMP
This patch introduces the NAPOT field to PTDUMP, allowing it
to display the letter "N" for pages that have the 63rd bit set.
Signed-off-by: Yu Chien Peter Lin <peterlin@andestech.com>
Reviewed-by: Alexandre Ghiti <alexghiti@rivosinc.com>
Tested-by: Alexandre Ghiti <alexghiti@rivosinc.com>
Link: https://lore.kernel.org/r/20230921025022.3989723-4-peterlin@andestech.com
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/riscv/mm/ptdump.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/riscv/mm/ptdump.c b/arch/riscv/mm/ptdump.c index 13997cf3fe36..b71f08b91e53 100644 --- a/arch/riscv/mm/ptdump.c +++ b/arch/riscv/mm/ptdump.c @@ -136,6 +136,10 @@ struct prot_bits { static const struct prot_bits pte_bits[] = { { #ifdef CONFIG_64BIT + .mask = _PAGE_NAPOT, + .set = "N", + .clear = ".", + }, { .mask = _PAGE_MTMASK_SVPBMT, .set = "MT(%s)", .clear = " .. ", |