Update of /cvsroot/linux-vax/kernel-2.4/include/linux
In directory usw-pr-cvs1:/tmp/cvs-serv864/include/linux
Modified Files:
blkdev.h fs.h mm.h sysctl.h
Log Message:
DA: 2.4.16 import should have no affect on VAX port apart
Index: blkdev.h
===================================================================
RCS file: /cvsroot/linux-vax/kernel-2.4/include/linux/blkdev.h,v
retrieving revision 1.2
retrieving revision 1.3
diff -u -r1.2 -r1.3
--- blkdev.h 9 Apr 2002 12:44:16 -0000 1.2
+++ blkdev.h 13 Apr 2002 16:20:10 -0000 1.3
@@ -180,10 +180,6 @@
#define PageAlignSize(size) (((size) + PAGE_SIZE -1) & PAGE_MASK)
-/* read-ahead in pages.. */
-#define MAX_READAHEAD 31
-#define MIN_READAHEAD 3
-
#define blkdev_entry_to_request(entry) list_entry((entry), struct request, queue)
#define blkdev_entry_next_request(entry) blkdev_entry_to_request((entry)->next)
#define blkdev_entry_prev_request(entry) blkdev_entry_to_request((entry)->prev)
Index: fs.h
===================================================================
RCS file: /cvsroot/linux-vax/kernel-2.4/include/linux/fs.h,v
retrieving revision 1.2
retrieving revision 1.3
diff -u -r1.2 -r1.3
--- fs.h 9 Apr 2002 12:44:16 -0000 1.2
+++ fs.h 13 Apr 2002 16:20:10 -0000 1.3
@@ -110,6 +110,7 @@
#define MS_BIND 4096
#define MS_REC 16384
#define MS_VERBOSE 32768
+#define MS_ACTIVE (1<<30)
#define MS_NOUSER (1<<31)
/*
Index: mm.h
===================================================================
RCS file: /cvsroot/linux-vax/kernel-2.4/include/linux/mm.h,v
retrieving revision 1.2
retrieving revision 1.3
diff -u -r1.2 -r1.3
--- mm.h 9 Apr 2002 12:44:16 -0000 1.2
+++ mm.h 13 Apr 2002 16:20:11 -0000 1.3
@@ -111,6 +111,10 @@
#define VM_SequentialReadHint(v) ((v)->vm_flags & VM_SEQ_READ)
#define VM_RandomReadHint(v) ((v)->vm_flags & VM_RAND_READ)
+/* read ahead limits */
+extern int vm_min_readahead;
+extern int vm_max_readahead;
+
/*
* mapping from the currently active vm_flags protection bits (the
* low four bits) to a page protection mask..
Index: sysctl.h
===================================================================
RCS file: /cvsroot/linux-vax/kernel-2.4/include/linux/sysctl.h,v
retrieving revision 1.2
retrieving revision 1.3
diff -u -r1.2 -r1.3
--- sysctl.h 9 Apr 2002 12:44:17 -0000 1.2
+++ sysctl.h 13 Apr 2002 16:20:11 -0000 1.3
@@ -139,7 +139,9 @@
VM_PAGECACHE=7, /* struct: Set cache memory thresholds */
VM_PAGERDAEMON=8, /* struct: Control kswapd behaviour */
VM_PGT_CACHE=9, /* struct: Set page table cache parameters */
- VM_PAGE_CLUSTER=10 /* int: set number of pages to swap together */
+ VM_PAGE_CLUSTER=10, /* int: set number of pages to swap together */
+ VM_MIN_READAHEAD=12, /* Min file readahead */
+ VM_MAX_READAHEAD=13 /* Max file readahead */
};
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