Messages in this thread | | | From | (Eric W. Biederman) | Subject | Re: [PATCH 0/4] sysfs: Reduce the size of sysfs_dirent | Date | Sun, 08 Jan 2012 10:15:31 -0800 |
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Greg KH <gregkh@suse.de> writes:
> On Tue, Jan 03, 2012 at 09:43:47PM -0800, Eric W. Biederman wrote: >> ebiederm@xmission.com (Eric W. Biederman) writes: >> >> > After throwing rb_trees at the problem sysfs_dirent increased in size by >> > 6 pointers, or 48 bytes. Since the point of having struct >> > sysfs_dirent is to keep the size down increasing in size that much seems >> > unfortunate. >> > >> > The following patches attack this problem and if I have counted right >> > reduce the size of sysfs_dirent by 4 pointers on 64bit. Not quite >> > where we were but reducing sysfs_dirent by 32bytes to 104 bytes is >> > an improvement. >> >> Greg did you see these patches for reducing the sysfs memory size >> regression in 3.2? > > Ok, due to the holidays, these ended up missing the 3.3 merge window, > I'll queue them up for 3.4.
Thanks.
Eric
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