Merge tag 'riscv-for-linus-5.15-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux

Pull RISC-V fixes from Palmer Dabbelt:

 - A pair of fixes (along with the necessory cleanup) to our VDSO, to
   avoid a locking during OOM and to prevent the text from overflowing
   into the data page

 - A fix to checksyscalls to teach it about our rv32 UABI

 - A fix to add clone3() to the rv32 UABI, which was pointed out by
   checksyscalls

 - A fix to properly flush the icache on the local CPU in addition to
   the remote CPUs

* tag 'riscv-for-linus-5.15-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux:
  checksyscalls: Unconditionally ignore fstat{,at}64
  riscv: Flush current cpu icache before other cpus
  RISC-V: Include clone3() on rv32
  riscv/vdso: make arch_setup_additional_pages wait for mmap_sem for write killable
  riscv/vdso: Move vdso data page up front
  riscv/vdso: Refactor asm/vdso.h

scripts/checksyscalls.sh

@@ -82,10 +82,8 @@ cat << EOF
 #define __IGNORE_truncate64
 #define __IGNORE_stat64
 #define __IGNORE_lstat64
-#define __IGNORE_fstat64
 #define __IGNORE_fcntl64
 #define __IGNORE_fadvise64_64
-#define __IGNORE_fstatat64
 #define __IGNORE_fstatfs64
 #define __IGNORE_statfs64
 #define __IGNORE_llseek
@@ -253,6 +251,10 @@ cat << EOF
 #define __IGNORE_getpmsg
 #define __IGNORE_putpmsg
 #define __IGNORE_vserver
+
+/* 64-bit ports never needed these, and new 32-bit ports can use statx */
+#define __IGNORE_fstat64
+#define __IGNORE_fstatat64
 EOF
 }