Merge tag 'pull-riscv-to-apply-20220802' of github.com:alistair23/qem…

…u into staging

Seventh RISC-V PR for QEMU 7.1

This is a second PR to go in for RC1. It fixes a bug we have had
for awhile, but it's a simple fix so let's pull it in for RC1.

* linux-user/riscv: Align signal frame to 16 bytes

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* tag 'pull-riscv-to-apply-20220802' of github.com:alistair23/qemu:
  linux-user/riscv: Align signal frame to 16 bytes

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/riscv/signal.c

@@ -64,9 +64,7 @@ static abi_ulong get_sigframe(struct target_sigaction *ka,
 
     /* This is the X/Open sanctioned signal stack switching.  */
     sp = target_sigsp(sp, ka) - framesize;
-
-    /* XXX: kernel aligns with 0xf ? */
-    sp &= ~3UL; /* align sp on 4-byte boundary */
+    sp &= ~0xf;
 
     return sp;
 }