From f369157d957f29b27aee481ea617501c3d80d779 Mon Sep 17 00:00:00 2001
From: Ben Gras <ben@minix3.org>
Date: Tue, 28 May 2013 19:29:08 +0000
Subject: [PATCH] pfs, vfs: increase various limits

	. pipes in pfs
	. vnodes in vfs
	. thread stack sizes in vfs

Change-Id: Ib27dedd42f57a90821a5b950cd7ea25cb2b42f3f
---
 servers/pfs/const.h  | 2 +-
 servers/pfs/glo.h    | 2 +-
 servers/pfs/inode.c  | 4 ++--
 servers/pfs/inode.h  | 2 +-
 servers/pfs/main.c   | 2 +-
 servers/pfs/super.c  | 4 ++--
 servers/vfs/const.h  | 4 ++--
 servers/vfs/worker.c | 4 ++--
 8 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/servers/pfs/const.h b/servers/pfs/const.h
index f89a239be..edc8e989f 100644
--- a/servers/pfs/const.h
+++ b/servers/pfs/const.h
@@ -1,7 +1,7 @@
 #ifndef __PFS_CONST_H__
 #define __PFS_CONST_H__
 
-#define NR_INODES        256 	/* # slots in "in core" inode table */
+#define PFS_NR_INODES        512 	/* # slots in "in core" inode table */
 
 /* Size of descriptor table for unix domain sockets. This should be
  * equal to the maximum number of minor devices (currently 256).
diff --git a/servers/pfs/glo.h b/servers/pfs/glo.h
index c39a7581f..fd0db9075 100644
--- a/servers/pfs/glo.h
+++ b/servers/pfs/glo.h
@@ -24,6 +24,6 @@ EXTERN int busy;
 EXTERN int unmountdone;
 
 /* Inode map. */
-EXTERN bitchunk_t inodemap[FS_BITMAP_CHUNKS(NR_INODES)];
+EXTERN bitchunk_t inodemap[FS_BITMAP_CHUNKS(PFS_NR_INODES)];
 
 #endif
diff --git a/servers/pfs/inode.c b/servers/pfs/inode.c
index 333d56567..b6a508649 100644
--- a/servers/pfs/inode.c
+++ b/servers/pfs/inode.c
@@ -81,7 +81,7 @@ void init_inode_cache()
       LIST_INIT(rlp);
 
   /* add free inodes to unused/free list */
-  for (rip = &inode[0]; rip < &inode[NR_INODES]; ++rip) {
+  for (rip = &inode[0]; rip < &inode[PFS_NR_INODES]; ++rip) {
       rip->i_num = NO_ENTRY;
       TAILQ_INSERT_HEAD(&unused_inodes, rip, i_unused);
   }
@@ -309,7 +309,7 @@ struct inode *rip;
 
   bit_t b;
 
-  if (rip->i_num <= (ino_t) 0 || rip->i_num >= (ino_t) NR_INODES) return;
+  if (rip->i_num <= (ino_t) 0 || rip->i_num >= (ino_t) PFS_NR_INODES) return;
   b = (bit_t) rip->i_num;
   free_bit(b);
 }
diff --git a/servers/pfs/inode.h b/servers/pfs/inode.h
index 19e582593..897ba7aca 100644
--- a/servers/pfs/inode.h
+++ b/servers/pfs/inode.h
@@ -27,7 +27,7 @@ EXTERN struct inode {
   TAILQ_ENTRY(inode) i_unused;  /* free and unused list */
 
 
-} inode[NR_INODES];
+} inode[PFS_NR_INODES];
 
 /* list of unused/free inodes */
 EXTERN TAILQ_HEAD(unused_inodes_t, inode)  unused_inodes;
diff --git a/servers/pfs/main.c b/servers/pfs/main.c
index 7d8d71e0b..f88fe0cb2 100644
--- a/servers/pfs/main.c
+++ b/servers/pfs/main.c
@@ -128,7 +128,7 @@ static int sef_cb_init_fresh(int type, sef_init_info_t *info)
   busy = 0;		/* Server is not 'busy' (i.e., inodes in use). */
 
   /* Init inode table */
-  for (i = 0; i < NR_INODES; ++i) {
+  for (i = 0; i < PFS_NR_INODES; ++i) {
 	inode[i].i_count = 0;
   }
 
diff --git a/servers/pfs/super.c b/servers/pfs/super.c
index 958fa2a6b..dc022946d 100644
--- a/servers/pfs/super.c
+++ b/servers/pfs/super.c
@@ -24,7 +24,7 @@ bit_t alloc_bit(void)
   bit_t b;
   unsigned int i, bcount;
 
-  bcount = FS_BITMAP_CHUNKS(NR_INODES); /* Inode map has this many chunks. */
+  bcount = FS_BITMAP_CHUNKS(PFS_NR_INODES); /* Inode map has this many chunks. */
   wlim = &inodemap[bcount]; /* Point to last chunk in inodemap. */
 
   for (wptr = &inodemap[0]; wptr < wlim; wptr++) {
@@ -38,7 +38,7 @@ bit_t alloc_bit(void)
 	b = (bit_t) ((wptr - &inodemap[0]) * FS_BITCHUNK_BITS + i);
 
 	/* Don't allocate bits beyond end of map. */
-	if (b >= NR_INODES) break;
+	if (b >= PFS_NR_INODES) break;
 
 	/* Allocate and return bit number. */
 	*wptr |= 1 << i;
diff --git a/servers/vfs/const.h b/servers/vfs/const.h
index 6c2ff41cd..7262aee70 100644
--- a/servers/vfs/const.h
+++ b/servers/vfs/const.h
@@ -2,10 +2,10 @@
 #define __VFS_CONST_H__
 
 /* Tables sizes */
-#define NR_FILPS         512	/* # slots in filp table */
+#define NR_FILPS        1024	/* # slots in filp table */
 #define NR_LOCKS           8	/* # slots in the file locking table */
 #define NR_MNTS           16 	/* # slots in mount table */
-#define NR_VNODES        512	/* # slots in vnode table */
+#define NR_VNODES       1024	/* # slots in vnode table */
 #define NR_WTHREADS	   8	/* # slots in worker thread table */
 
 #define NR_NONEDEVS	NR_MNTS	/* # slots in nonedev bitmap */
diff --git a/servers/vfs/worker.c b/servers/vfs/worker.c
index add1d3712..8b9f20f27 100644
--- a/servers/vfs/worker.c
+++ b/servers/vfs/worker.c
@@ -16,9 +16,9 @@ static int init = 0;
 static mthread_attr_t tattr;
 
 #ifdef MKCOVERAGE
-# define TH_STACKSIZE (10 * 1024)
+# define TH_STACKSIZE (40 * 1024)
 #else
-# define TH_STACKSIZE (7 * 1024)
+# define TH_STACKSIZE (28 * 1024)
 #endif
 
 #define ASSERTW(w) assert((w) == &sys_worker || (w) == &dl_worker || \
-- 
2.44.0