linux-kernel - Re: [PATCH] erofs: Wake up all waiters after z_erofs_lzma

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Date:   Mon, 27 Jun 2022 14:15:31 +0800
From:   Gao Xiang <hsiangkao@...ux.alibaba.com>
To:     Yue Hu <zbestahu@...il.com>, Yuwen Chen <chenyuwen1@...zu.com>
Cc:     xiang@...nel.org, linux-erofs@...ts.ozlabs.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] erofs: Wake up all waiters after z_erofs_lzma_head ready.

On Mon, Jun 27, 2022 at 01:57:54PM +0800, Yue Hu wrote:
> On Sat, 25 Jun 2022 22:50:00 +0800
> Yuwen Chen <chenyuwen1@...zu.com> wrote:
> 

...

> > 
> > Signed-off-by: Yuwen Chen <chenyuwen1@...zu.com>
> > ---
> >  fs/erofs/decompressor_lzma.c | 1 +
> >  1 file changed, 1 insertion(+)
> > 
> > diff --git a/fs/erofs/decompressor_lzma.c b/fs/erofs/decompressor_lzma.c
> > index 05a3063cf2bc..5e59b3f523eb 100644
> > --- a/fs/erofs/decompressor_lzma.c
> > +++ b/fs/erofs/decompressor_lzma.c
> > @@ -143,6 +143,7 @@ int z_erofs_load_lzma_config(struct super_block *sb,
> >  	DBG_BUGON(z_erofs_lzma_head);
> >  	z_erofs_lzma_head = head;
> >  	spin_unlock(&z_erofs_lzma_lock);
> > +	wake_up_all(&z_erofs_lzma_wq);
> >  
> >  	z_erofs_lzma_max_dictsize = dict_size;
> >  	mutex_unlock(&lzma_resize_mutex);
> 
> Please do not end the summary line(title) with a period.

Okay, that is a good point, also it'd be better to de-capitalize the 'W'
in "Wake" since they are common practices for kernel patches.

If it's convenient to you to send another version, please go with my
r-v-b tag.

Thanks,
Gao Xiang