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X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hello Guo, On 4/3/2026 3:12 PM, Guo Ren wrote: >> diff --git a/arch/riscv/include/asm/runtime-const.h b/arch/riscv/include/asm/runtime-const.h >> index d766e2b9e6df..85efba8ecf12 100644 >> --- a/arch/riscv/include/asm/runtime-const.h >> +++ b/arch/riscv/include/asm/runtime-const.h >> @@ -153,6 +153,22 @@ >> __ret; \ >> }) >> >> +#define runtime_const_mask_32(val, sym) \ >> +({ \ >> + u32 __mask; \ >> + asm_inline(".option push\n\t" \ >> + ".option norvc\n\t" \ >> + "1:\t" \ >> + "lui %[__mask],0x89abd\n\t" \ >> + "addi %[__mask],%[__mask],-0x211\n\t" \ > Ref include/uapi/linux/reboot.h: > #define LINUX_REBOOT_CMD_CAD_ON 0x89ABCDEF > > #define RUNTIME_MAGIC 0x89ABCDEF > > "lui %[__mask], %%hi(RUNTIME_MAGIC)\n\t" > "addi %[__mask], %[__mask], %%lo(RUNTIME_MAGIC)\n\t" Ack! I'll clean it up in the next version while also fixing the stuff that Sashiko reported. Thanks a ton for taking a look at the series. > > >> + ".option pop\n\t" \ >> + ".pushsection runtime_mask_" #sym ",\"a\"\n\t" \ >> + ".long 1b - .\n\t" \ >> + ".popsection" \ >> + : [__mask] "=r" (__mask)); \ >> + (__mask & val); \ >> +}) -- Thanks and Regards, Prateek