On Tue, Jul 21, 2020 at 05:06:15PM +0200, Christoph Hellwig wrote: > On Tue, Jul 21, 2020 at 04:04:32PM +0100, Matthew Wilcox wrote: > > I thought you were going to respin this with EREMCHG changed to ENOTBLK? > > Oh, true. I'll do that ASAP. Michael, could we add this to manpages? --- write.2.old 2020-07-21 11:11:17.740491825 -0400 +++ write.2 2020-07-21 11:13:05.900389249 -0400 @@ -192,6 +192,12 @@ .IR count , or the file offset is not suitably aligned. .TP +.B ENOTBLK +The file was opened with the +.B O_DIRECT +flag, and the I/O could not be completed due to another process using +the file. +.TP .B EIO A low-level I/O error occurred while modifying the inode. This error may relate to the write-back of data written by an earlier