Remove tabs after spaces in C comments

This was not changed in HEAD, but will be done later as part of a
pgindent run.  Future pgindent runs will also do this.

Report by Tom Lane

Backpatch through all supported branches, but not HEAD

1 files changed, 3 insertions, 3 deletions

diff --git a/src/include/storage/buf_internals.h b/src/include/storage/buf_internals.h
index 43f83d1eccc..f4f4e69d739 100644
--- a/src/include/storage/buf_internals.h
+++ b/src/include/storage/buf_internals.h
@@ -111,9 +111,9 @@ typedef struct buftag
  *
  * Note: buf_hdr_lock must be held to examine or change the tag, flags,
  * usage_count, refcount, or wait_backend_pid fields.  buf_id field never
- * changes after initialization, so does not need locking.	freeNext is
+ * changes after initialization, so does not need locking.  freeNext is
  * protected by the BufFreelistLock not buf_hdr_lock.  The LWLocks can take
- * care of themselves.	The buf_hdr_lock is *not* used to control access to
+ * care of themselves.  The buf_hdr_lock is *not* used to control access to
  * the data in the buffer!
  *
  * An exception is that if we have the buffer pinned, its tag can't change
@@ -124,7 +124,7 @@ typedef struct buftag
  *
  * We can't physically remove items from a disk page if another backend has
  * the buffer pinned.  Hence, a backend may need to wait for all other pins
- * to go away.	This is signaled by storing its own PID into
+ * to go away.  This is signaled by storing its own PID into
  * wait_backend_pid and setting flag bit BM_PIN_COUNT_WAITER.  At present,
  * there can be only one such waiter per buffer.
  *