From: syed khader <khader_s_s@yahoo.com>
To: linux-mtd@lists.infradead.org
Subject: CRC errors when continuous fseek/fputs on JFFS2
Date: Mon, 15 May 2006 08:15:56 -0700 (PDT) [thread overview]
Message-ID: <20060515151556.21775.qmail@web37902.mail.mud.yahoo.com> (raw)
Hi,
I am finding this strange problem.
I am running the following piece of code :
int main()
{
FILE *fp;
int i;
fp = fopen("/var/mnt/testfile","w");
for(i =0 ; i < 100000 ; i++)
{
fputs("xxxx", fp);
fseek(fp, -4, SEEK_CUR);
fputs("xx", fp);
}
fclose(fp);
}
JFFS2 is mounted on /var/mnt. While the program is
running I am getting CRC errors like this:
Data CRC 6c48916e != calculated CRC 11ebde1b for node
at 000e0a68
If I am not doing fseek above and just add writing
to file in the loop I dont see any CRC errors.
Pleae let me know what is happening here. Is JFFS2
running out of buffers or something?
BTW I am using uclinux2.4.24 JFFS2.2 on a ARM7
board
Regards
Syed
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next reply other threads:[~2006-05-15 15:22 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-05-15 15:15 syed khader [this message]
2006-05-15 15:46 ` CRC errors when continuous fseek/fputs on JFFS2 Jörn Engel
2006-05-15 15:57 ` Jörn Engel
[not found] <20060516061354.GA18958@wohnheim.fh-wedel.de>
2006-05-16 12:40 ` syed khader
2006-05-16 14:26 ` Jörn Engel
2006-05-16 15:01 ` syed khader
2006-05-16 15:31 ` Jörn Engel
2006-05-17 5:12 ` syed khader
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