> btrfs' free space cache v1 is going to be removed some time in the
> future so introducing kernel-wide change just for its own sake is a bit
> premature
But, I think it's not quite a kernel-wide change just add the
correspondent function to find_last_bit.
So, if we add this feature, maybe some u
> Use `git format-patch ...` tool. When create a series, be sure you run it:
> - with -v, where is a version number (makes sense from v2)
> - with --thread (it will be properly formed in a thread)
> - with --cover-letter (don't forget to file the patch 0/n message)
Thanks for your advice. Then Sh
On Sun, Dec 06, 2020 at 03:46:24PM +0900, Levi Yun wrote:
> Inspired find_next_*_bit and find_last_bit, add find_last_zero_bit
> And add le support about find_last_bit and find_last_zero_bit.
Use `git format-patch ...` tool. When create a series, be sure you run it:
- with -v, where is a version
> btrfs' free space cache v1 is going to be removed some time in the
> future so introducing kernel-wide change just for its own sake is a bit
> premature.
Sorry, I don't know about this fact Thanks..
> Also do you have measurements showing it indeed improves
> performances?
I'm not test btrfs'
On 6.12.20 г. 10:56 ч., Yun Levi wrote:
>> This, and the change above this, are not related to this patch so you
>> might not want to include them.
>
>> Also, why is this patch series even needed? I don't see a justification
>> for it anywhere, only "what" this patch is, not "why".
>
> I thin
On Sun, Dec 06, 2020 at 05:56:30PM +0900, Yun Levi wrote:
> > This, and the change above this, are not related to this patch so you
> > might not want to include them.
>
> > Also, why is this patch series even needed? I don't see a justification
> > for it anywhere, only "what" this patch is, not
> This, and the change above this, are not related to this patch so you
> might not want to include them.
> Also, why is this patch series even needed? I don't see a justification
> for it anywhere, only "what" this patch is, not "why".
I think the find_last_zero_bit will help to improve in
7th
Sorry, in 7'th patch (not 8th).
Thanks
Levi.
On Sun, Dec 6, 2020 at 5:31 PM Greg KH wrote:
>
> On Sun, Dec 06, 2020 at 03:46:24PM +0900, Levi Yun wrote:
> > Inspired find_next_*_bit and find_last_bit, add find_last_zero_bit
> > And add le support about find_last_bit and find_last_zero_bit.
> >
> This, and the change above this, are not related to this patch so you
> might not want to include them.
>
> Also, why is this patch series even needed? I don't see a justification
> for it anywhere, only "what" this patch is, not "why".
A little part of codes are trying to find the last zero bi
On Sun, Dec 06, 2020 at 03:46:24PM +0900, Levi Yun wrote:
> Inspired find_next_*_bit and find_last_bit, add find_last_zero_bit
> And add le support about find_last_bit and find_last_zero_bit.
>
> Signed-off-by: Levi Yun
> ---
> lib/find_bit.c | 64
Inspired find_next_*_bit and find_last_bit, add find_last_zero_bit
And add le support about find_last_bit and find_last_zero_bit.
Signed-off-by: Levi Yun
---
lib/find_bit.c | 64 --
1 file changed, 62 insertions(+), 2 deletions(-)
diff --git a/lib
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