[dpdk-dev] [PATCH] cfgfile: Fix for Reading Files on nfs filesystem.
Daniel Mrzyglod
danielx.t.mrzyglod at intel.com
Wed Jun 24 18:15:30 CEST 2015
The problem occure when we have config files on NFS filesystem.
Solution with minimal change to library is to add buffer for I/O operations.
Without buffering there is 3-10% of faulty Reading from NFS.
The problem seems to be only NFS filesystem.
Signed-off-by: Daniel Mrzyglod <danielx.t.mrzyglod at intel.com>
---
lib/librte_cfgfile/rte_cfgfile.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/lib/librte_cfgfile/rte_cfgfile.c b/lib/librte_cfgfile/rte_cfgfile.c
index b81c273..6105e0c 100644
--- a/lib/librte_cfgfile/rte_cfgfile.c
+++ b/lib/librte_cfgfile/rte_cfgfile.c
@@ -93,10 +93,13 @@ rte_cfgfile_load(const char *filename, int flags)
int curr_section = -1;
int curr_entry = -1;
char buffer[256];
+ char f_streambuff[BUFSIZ];
int lineno = 0;
struct rte_cfgfile *cfg = NULL;
+ memset(f_streambuff,'\0',BUFSIZ);
FILE *f = fopen(filename, "r");
+ setbuf( f, f_streambuff);
if (f == NULL)
return NULL;
--
2.1.0
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