LU-12634 libcfs: force_sig() removed task parameter

[fs/lustre-release.git] / libcfs / include / libcfs / libcfs.h

diff --git a/libcfs/include/libcfs/libcfs.h b/libcfs/include/libcfs/libcfs.h
index 608f562..3d54dda 100644 (file)
--- a/libcfs/include/libcfs/libcfs.h
+++ b/libcfs/include/libcfs/libcfs.h
@@ -78,6 +78,20 @@
  #endif
 #endif
 
+#ifdef HAVE_FORCE_SIG_WITH_TASK
+#define cfs_force_sig(sig, task)       force_sig((sig), (task))
+#else
+#define cfs_force_sig(sig, task)                                       \
+do {                                                                   \
+       unsigned long flags;                                            \
+                                                                       \
+       spin_lock_irqsave(&task->sighand->siglock, flags);              \
+       task->sighand->action[sig - 1].sa.sa_handler = SIG_DFL;         \
+       send_sig(sig, task, 1);                                         \
+       spin_unlock_irqrestore(&task->sighand->siglock, flags);         \
+} while (0)
+#endif
+
 /* need both kernel and user-land acceptor */
 #define LNET_ACCEPTOR_MIN_RESERVED_PORT    512
 #define LNET_ACCEPTOR_MAX_RESERVED_PORT    1023