Re: problem in do_tcp_sendpages

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



From: Sanjay Kumar <coolsanjay@xxxxxxxxx>
Date: Thu, 22 Dec 2005 13:32:56 +0900

> On looking at the linux source code for kernel 2.6.14 i found out that
> in the following code a call is being made to "get_page" which
> increments the page reference count, but there is no corresponding
> "put_page" or other function which decrement the page count.

It gets decremented when the SKB is freed via kfree_skb().
See net/core/skbuff.c:skb_release_data(), invoked by kfree_skbmem(),
invoked by __kfree_skb(), invoked by kfree_skb().

--
Kernelnewbies: Help each other learn about the Linux kernel.
Archive:       http://mail.nl.linux.org/kernelnewbies/
FAQ:           http://kernelnewbies.org/faq/


[Index of Archives]     [Newbies FAQ]     [Linux Kernel Mentors]     [Linux Kernel Development]     [IETF Annouce]     [Git]     [Networking]     [Security]     [Bugtraq]     [Yosemite]     [MIPS Linux]     [ARM Linux]     [Linux RAID]     [Linux SCSI]     [Linux ACPI]
  Powered by Linux