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author | Linus Torvalds <torvalds@linux-foundation.org> | 2023-08-11 09:12:44 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2023-08-11 09:12:44 -0700 |
commit | 2a3c17edbf53816ba61746c38833b48c73ee2a16 (patch) | |
tree | 4beb6331813a1ae02dd397ac5802c73956d4ad57 /arch/riscv/kernel/cpu.c | |
parent | feb0eee9aa3c85aa15e3b60f82cb8d1fae28f2fe (diff) | |
parent | 7e3811521dc3934e2ecae8458676fc4a1f62bf9f (diff) |
Merge tag 'riscv-for-linus-6.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux
Pull RISC-V fixes from Palmer Dabbelt:
- Fixes for a pair of kexec_file_load() failures
- A fix to ensure the direct mapping is PMD-aligned
- A fix for CPU feature detection on SMP=n
- The MMIO ordering fences have been strengthened to ensure ordering
WRT delay()
- Fixes for a pair of -Wmissing-variable-declarations warnings
- A fix to avoid PUD mappings in vmap on sv39
- flush_cache_vmap() now flushes the TLB to avoid issues on systems
that cache invalid mappings
* tag 'riscv-for-linus-6.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux:
riscv: Implement flush_cache_vmap()
riscv: Do not allow vmap pud mappings for 3-level page table
riscv: mm: fix 2 instances of -Wmissing-variable-declarations
riscv,mmio: Fix readX()-to-delay() ordering
riscv: Fix CPU feature detection with SMP disabled
riscv: Start of DRAM should at least be aligned on PMD size for the direct mapping
riscv/kexec: load initrd high in available memory
riscv/kexec: handle R_RISCV_CALL_PLT relocation type
Diffstat (limited to 'arch/riscv/kernel/cpu.c')
-rw-r--r-- | arch/riscv/kernel/cpu.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/riscv/kernel/cpu.c b/arch/riscv/kernel/cpu.c index a2fc952318e9..35b854cf078e 100644 --- a/arch/riscv/kernel/cpu.c +++ b/arch/riscv/kernel/cpu.c @@ -17,6 +17,11 @@ #include <asm/smp.h> #include <asm/pgtable.h> +bool arch_match_cpu_phys_id(int cpu, u64 phys_id) +{ + return phys_id == cpuid_to_hartid_map(cpu); +} + /* * Returns the hart ID of the given device tree node, or -ENODEV if the node * isn't an enabled and valid RISC-V hart node. |