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[RFC 15/17] Move gdb_notifier comment


This moves the gdb_notifier comment a bit lower in event-loop.c, to
where it belongs.

gdb/ChangeLog
2019-02-24  Tom Tromey  <tom@tromey.com>

	* common/event-loop.c: Move comment.
---
 gdb/ChangeLog           |  4 ++++
 gdb/common/event-loop.c | 22 +++++++++++-----------
 2 files changed, 15 insertions(+), 11 deletions(-)

diff --git a/gdb/common/event-loop.c b/gdb/common/event-loop.c
index 62de430f067..e761ebf27f6 100644
--- a/gdb/common/event-loop.c
+++ b/gdb/common/event-loop.c
@@ -57,17 +57,6 @@ typedef struct file_handler
   }
 file_handler;
 
-/* Gdb_notifier is just a list of file descriptors gdb is interested in.
-   These are the input file descriptor, and the target file
-   descriptor.  We have two flavors of the notifier, one for platforms
-   that have the POLL function, the other for those that don't, and
-   only support SELECT.  Each of the elements in the gdb_notifier list is
-   basically a description of what kind of events gdb is interested
-   in, for each fd.  */
-
-/* As of 1999-04-30 only the input file descriptor is registered with the
-   event loop.  */
-
 /* Do we use poll or select ? */
 #ifdef HAVE_POLL
 #define USE_POLL 1
@@ -82,6 +71,17 @@ static unsigned char use_poll = USE_POLL;
 #include <io.h>
 #endif
 
+/* Gdb_notifier is just a list of file descriptors gdb is interested in.
+   These are the input file descriptor, and the target file
+   descriptor.  We have two flavors of the notifier, one for platforms
+   that have the POLL function, the other for those that don't, and
+   only support SELECT.  Each of the elements in the gdb_notifier list is
+   basically a description of what kind of events gdb is interested
+   in, for each fd.  */
+
+/* As of 1999-04-30 only the input file descriptor is registered with the
+   event loop.  */
+
 static struct
   {
     /* Ptr to head of file handler list.  */
-- 
2.17.2


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