From: Will Sowerbutts <will@sowerbutts.com>
Date: Thu, 12 Feb 2015 13:55:24 +0000 (+0000)
Subject: Kernel: readi(): respect u_sysio flag
X-Git-Url: https://git.ndcode.org/public/gitweb.cgi?a=commitdiff_plain;h=0d8b6aab965b291f5e18818615b14b969cf49f4a;p=FUZIX.git

Kernel: readi(): respect u_sysio flag
---

diff --git a/Kernel/inode.c b/Kernel/inode.c
index d0ae1a83..22e883a1 100644
--- a/Kernel/inode.c
+++ b/Kernel/inode.c
@@ -56,7 +56,7 @@ void readi(inoptr ino, uint8_t flag)
 			amount = min(toread, BLKSIZE - (udata.u_offset&BLKMASK));
 			pblk = bmap(ino, udata.u_offset >> BLKSHIFT, 1);
 
-			if(!ispipe && amount == BLKSIZE && bfind(dev, pblk) == 0){
+			if(!ispipe && amount == BLKSIZE && !udata.u_sysio && bfind(dev, pblk) == 0){
 				/* we can transfer direct from disk to the userspace buffer */
 				uostash = udata.u_offset;	            /* stash file offset */
 				ucstash = udata.u_count;		    /* stash byte count */