From: Ben Gras <ben@minix3.org>
Date: Thu, 12 May 2011 17:04:55 +0000 (+0200)
Subject: larger i/o buffer for exec()
X-Git-Tag: v3.2.0~561
X-Git-Url: http://zhaoyanbai.com/repos/man.nsec3hash.html?a=commitdiff_plain;h=674cd6fd48ab49139b834f624524c07c0abb035d;p=minix.git

larger i/o buffer for exec()

  . makes exec() for large executables (e.g. clang, gcc)
    significantly faster

Thanks to Antoine Leca.
---

diff --git a/servers/vfs/exec.c b/servers/vfs/exec.c
index 09ba60235..b78ca8b07 100644
--- a/servers/vfs/exec.c
+++ b/servers/vfs/exec.c
@@ -552,7 +552,7 @@ phys_bytes seg_bytes		/* how much is to be transferred? */
   unsigned n, o;
   u64_t new_pos;
   unsigned int cum_io;
-  char buf[1024];
+  static char buf[128 * 1024];
 
   assert((seg == T)||(seg == D));