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author | Linus Torvalds <torvalds@linux-foundation.org> | 2023-01-06 20:33:42 +0100 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2023-01-06 20:33:42 +0100 |
commit | a389e54642a86c91d683b2f0b248f1d2f4e52611 (patch) | |
tree | 8165d69ce727a952ea1dcd54de0374546462d5a1 | |
parent | Merge tag 'perf-tools-fixes-for-v6.2-1-2023-01-06' of git://git.kernel.org/pu... (diff) | |
parent | riscv: uaccess: fix type of 0 variable on error in get_user() (diff) | |
download | linux-a389e54642a86c91d683b2f0b248f1d2f4e52611.tar.xz linux-a389e54642a86c91d683b2f0b248f1d2f4e52611.zip |
Merge tag 'riscv-for-linus-6.2-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux
Pull RISC-V fixes from Palmer Dabbelt:
- use the correct mask for c.jr/c.jalr when decoding instructions
- build fix for get_user() to avoid a sparse warning
* tag 'riscv-for-linus-6.2-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux:
riscv: uaccess: fix type of 0 variable on error in get_user()
riscv, kprobes: Stricter c.jr/c.jalr decoding
-rw-r--r-- | arch/riscv/include/asm/uaccess.h | 2 | ||||
-rw-r--r-- | arch/riscv/kernel/probes/simulate-insn.h | 4 |
2 files changed, 3 insertions, 3 deletions
diff --git a/arch/riscv/include/asm/uaccess.h b/arch/riscv/include/asm/uaccess.h index 855450bed9f5..ec0cab9fbddd 100644 --- a/arch/riscv/include/asm/uaccess.h +++ b/arch/riscv/include/asm/uaccess.h @@ -165,7 +165,7 @@ do { \ might_fault(); \ access_ok(__p, sizeof(*__p)) ? \ __get_user((x), __p) : \ - ((x) = 0, -EFAULT); \ + ((x) = (__force __typeof__(x))0, -EFAULT); \ }) #define __put_user_asm(insn, x, ptr, err) \ diff --git a/arch/riscv/kernel/probes/simulate-insn.h b/arch/riscv/kernel/probes/simulate-insn.h index cb6ff7dccb92..de8474146a9b 100644 --- a/arch/riscv/kernel/probes/simulate-insn.h +++ b/arch/riscv/kernel/probes/simulate-insn.h @@ -31,9 +31,9 @@ __RISCV_INSN_FUNCS(fence, 0x7f, 0x0f); } while (0) __RISCV_INSN_FUNCS(c_j, 0xe003, 0xa001); -__RISCV_INSN_FUNCS(c_jr, 0xf007, 0x8002); +__RISCV_INSN_FUNCS(c_jr, 0xf07f, 0x8002); __RISCV_INSN_FUNCS(c_jal, 0xe003, 0x2001); -__RISCV_INSN_FUNCS(c_jalr, 0xf007, 0x9002); +__RISCV_INSN_FUNCS(c_jalr, 0xf07f, 0x9002); __RISCV_INSN_FUNCS(c_beqz, 0xe003, 0xc001); __RISCV_INSN_FUNCS(c_bnez, 0xe003, 0xe001); __RISCV_INSN_FUNCS(c_ebreak, 0xffff, 0x9002); |