Re: [PATCH 5/6] eventfs: get rid of dentry pointers without refcounts

Linus Torvalds
2024-01-30T22:58:45Z

On Tue, 30 Jan 2024 at 14:55, Steven Rostedt <rostedt@goodmis.org> wrote:
>
> Remember, the files don't have an ei allocated. Only directories.

Crossed emails.

> I then counted the length of the string - 7 bytes (which is the same as the
> length of the string plus the '\0' character - 8 bytes) to accommodate the
> pointer size, and it's a savings of 22KB per instance. And in actuality, I
> should have rounded to the nearest kmalloc slab size as kzalloc() isn't going to
> return 35 bytes back but 64 bytes will be allocated.

No. See my other email. The kmalloc sizes actually means that it comes
out exactly even.

Linus