From: Gabe Black <gblack@eecs.umich.edu>
Date: Wed, 14 Feb 2007 17:58:28 +0000 (-0500)
Subject: Force the st_blksize field of a stat call to be 8k.
X-Git-Tag: m5_2.0_beta3~193^2~1
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=276e52cdecf837fa6de247320f6813cc195f53aa;p=gem5.git

Force the st_blksize field of a stat call to be 8k.

--HG--
extra : convert_revision : 6cd2dc622ca95cc1ea89bd5e5cbf33d9510c351c
---

diff --git a/src/sim/syscall_emul.hh b/src/sim/syscall_emul.hh
index 27356c9f1..f57bd5272 100644
--- a/src/sim/syscall_emul.hh
+++ b/src/sim/syscall_emul.hh
@@ -377,7 +377,9 @@ convertStatBuf(target_stat &tgt, host_stat *host, bool fakeTTY = false)
     tgt->st_mtimeX = htog(tgt->st_mtimeX);
     tgt->st_ctimeX = host->st_ctime;
     tgt->st_ctimeX = htog(tgt->st_ctimeX);
-    tgt->st_blksize = host->st_blksize;
+    // Force the block size to be 8k. This helps to ensure buffered io works
+    // consistently across different hosts.
+    tgt->st_blksize = 0x2000;
     tgt->st_blksize = htog(tgt->st_blksize);
     tgt->st_blocks = host->st_blocks;
     tgt->st_blocks = htog(tgt->st_blocks);