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-rw-r--r--ChangeLog5
-rw-r--r--manual/llio.texi10
2 files changed, 15 insertions, 0 deletions
diff --git a/ChangeLog b/ChangeLog
index e9562d4846..70abaed584 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2005-11-15 Robert Millan <robertmh@gnu.org>
+
+ [BZ #2161]
+ * manual/llio.texi (read, write): Document EINVAL on unaligned access.
+
2006-02-21 Roland McGrath <roland@redhat.com>
* sysdeps/i386/i686/memset.S: Fix treatment of unaligned pointer.
diff --git a/manual/llio.texi b/manual/llio.texi
index 863b3b4316..1d088d8ee2 100644
--- a/manual/llio.texi
+++ b/manual/llio.texi
@@ -368,6 +368,11 @@ sending it a @code{SIGTTIN} signal isn't working. This might happen if
the signal is being blocked or ignored, or because the process group is
orphaned. @xref{Job Control}, for more information about job control,
and @ref{Signal Handling}, for information about signals.
+
+@item EINVAL
+In some systems, when reading from a character or block device, position
+and size offsets must be aligned to a particular block size. This error
+indicates that the offsets were not properly aligned.
@end table
Please note that there is no function named @code{read64}. This is not
@@ -515,6 +520,11 @@ The device containing the file is full.
This error is returned when you try to write to a pipe or FIFO that
isn't open for reading by any process. When this happens, a @code{SIGPIPE}
signal is also sent to the process; see @ref{Signal Handling}.
+
+@item EINVAL
+In some systems, when writing to a character or block device, position
+and size offsets must be aligned to a particular block size. This error
+indicates that the offsets were not properly aligned.
@end table
Unless you have arranged to prevent @code{EINTR} failures, you should