Merge tag 'riscv-for-linus-5.18-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux

Pull RISC-V fixes from Palmer Dabbelt:

 - A fix to properly ensure a single CPU is running during patch_text().

 - A defconfig update to include RPMSG_CTRL when RPMSG_CHAR was set,
   necessary after a recent refactoring.

* tag 'riscv-for-linus-5.18-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux:
  RISC-V: configs: Configs that had RPMSG_CHAR now get RPMSG_CTRL
  riscv: patch_text: Fixup last cpu should be master

Author: torvalds

arch/riscv/configs/defconfig

@@ -101,6 +101,7 @@ CONFIG_VIRTIO_BALLOON=y
 CONFIG_VIRTIO_INPUT=y
 CONFIG_VIRTIO_MMIO=y
 CONFIG_RPMSG_CHAR=y
+CONFIG_RPMSG_CTRL=y
 CONFIG_RPMSG_VIRTIO=y
 CONFIG_EXT4_FS=y
 CONFIG_EXT4_FS_POSIX_ACL=y

arch/riscv/configs/rv32_defconfig

@@ -93,6 +93,7 @@ CONFIG_VIRTIO_BALLOON=y
 CONFIG_VIRTIO_INPUT=y
 CONFIG_VIRTIO_MMIO=y
 CONFIG_RPMSG_CHAR=y
+CONFIG_RPMSG_CTRL=y
 CONFIG_RPMSG_VIRTIO=y
 CONFIG_EXT4_FS=y
 CONFIG_EXT4_FS_POSIX_ACL=y

arch/riscv/kernel/patch.c

@@ -104,7 +104,7 @@ static int patch_text_cb(void *data)
 	struct patch_insn *patch = data;
 	int ret = 0;
 
-	if (atomic_inc_return(&patch->cpu_count) == 1) {
+	if (atomic_inc_return(&patch->cpu_count) == num_online_cpus()) {
 		ret =
 		    patch_text_nosync(patch->addr, &patch->insn,
 					    GET_INSN_LENGTH(patch->insn));