Is it possible to get the return address in a system call function?

• To: [email protected]
• Subject: Is it possible to get the return address in a system call function?
• From: Xin Zhao <[email protected]>
• Date: Tue, 2 Aug 2005 02:57:47 -0400
• Domainkey-signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:date:from:reply-to:to:subject:mime-version:content-type:content-transfer-encoding:content-disposition; b=PH8emBkt7aGOhhmfXhLqNAAxNfsZZZUouDnOcnwD/hZEWqyloc2Lbp2Pt8X0vtZzbjLIdwV7j0tMIwCEjPbJMTXThOzoBd9gZKkp6swbJ15OIxo1lFVgZqai0bXka3Fq6WmFqW8FHPEtwUn65hu01+3rVnUZfiHL6z/jKDONIvg=
• Reply-to: Xin Zhao <[email protected]>
• Sender: [email protected]

Let me clarify with an example: 

test.c:

******
open("abc.txt", O_RDONLY);
i ++;

Apparently, after the system call  "open" in the kernel, the system
will return to the instruction "i++".  My question is: can we find out
the instruction pointer in  sys_open? If so, how?

Thanks!

xin
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

---

• Prev by Date: Re: Driver for sata adapter promise sata300 tx4
• Next by Date: Re: CheckFS: Checkpoints and Block Level Incremental Backup (BLIB)
• Previous by thread: [Patch] ppc32: stop misusing ntps time_offset value
• Next by thread: [PATCH 00/14] GFS
• Index(es):
  • Date
  • Thread

[Index of Archives]     [Kernel Newbies]     [Netfilter]     [Bugtraq]     [Photo]     [Gimp]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Video 4 Linux]     [Linux for the blind]