config: remove HAVE_SIGNAL_STOP

Sponsored-by: https://despairlabs.com/sponsor/ Reviewed-by: Brian Behlendorf <[email protected]> Reviewed-by: Tony Hutter <[email protected]> Reviewed-by: Tino Reichardt <[email protected]> Signed-off-by: Rob Norris <[email protected]> Closes #16479
openzfs · Sep 18, 2024 · b32b6ac · b32b6ac
1 parent 8396c84
commit b32b6ac
Show file tree

Hide file tree

Showing 3 changed files with 0 additions and 31 deletions.
diff --git a/config/kernel-signal-stop.m4 b/config/kernel-signal-stop.m4
diff --git a/config/kernel.m4 b/config/kernel.m4
@@ -111,7 +111,6 @@ AC_DEFUN([ZFS_AC_KERNEL_TEST_SRC], [
 	ZFS_AC_KERNEL_SRC_MKNOD
 	ZFS_AC_KERNEL_SRC_SYMLINK
 	ZFS_AC_KERNEL_SRC_BIO_MAX_SEGS
-	ZFS_AC_KERNEL_SRC_SIGNAL_STOP
 	ZFS_AC_KERNEL_SRC_SIGINFO
 	ZFS_AC_KERNEL_SRC_SYSFS
 	ZFS_AC_KERNEL_SRC_STANDALONE_LINUX_STDARG
@@ -226,7 +225,6 @@ AC_DEFUN([ZFS_AC_KERNEL_TEST_RESULT], [
 	ZFS_AC_KERNEL_MKNOD
 	ZFS_AC_KERNEL_SYMLINK
 	ZFS_AC_KERNEL_BIO_MAX_SEGS
-	ZFS_AC_KERNEL_SIGNAL_STOP
 	ZFS_AC_KERNEL_SIGINFO
 	ZFS_AC_KERNEL_SYSFS
 	ZFS_AC_KERNEL_STANDALONE_LINUX_STDARG

diff --git a/module/os/linux/spl/spl-thread.c b/module/os/linux/spl/spl-thread.c
@@ -175,17 +175,9 @@ issig(void)
 #else
 	if (dequeue_signal(task, &set, &__info) != 0) {
 #endif
-#ifdef HAVE_SIGNAL_STOP
 		spin_unlock_irq(&task->sighand->siglock);
 		kernel_signal_stop();
-#else
-		if (current->jobctl & JOBCTL_STOP_DEQUEUED)
-			set_special_state(TASK_STOPPED);
-
-		spin_unlock_irq(&current->sighand->siglock);
 
-		schedule();
-#endif
 		/*
 		 * Dequeued SIGSTOP/SIGTSTP.
 		 * Check if process has other singal pending.