linux-kernel - Re: [PATCHv2 2/2] fuse: use freezable wait in fuse_get

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Message-ID: <aofjrqztimch5235rl2hy5y4u7imtqyqihexpejse7uilesrb5@w262yuqijncl>
Date: Thu, 19 Jun 2025 11:51:38 +0900
From: Sergey Senozhatsky <senozhatsky@...omium.org>
To: Miklos Szeredi <miklos@...redi.hu>
Cc: Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...hat.com>, 
	Juri Lelli <juri.lelli@...hat.com>, Vincent Guittot <vincent.guittot@...aro.org>, 
	Dietmar Eggemann <dietmar.eggemann@....com>, Steven Rostedt <rostedt@...dmis.org>, 
	Ben Segall <bsegall@...gle.com>, Tomasz Figa <tfiga@...omium.org>, linux-fsdevel@...r.kernel.org, 
	linux-kernel@...r.kernel.org, Sergey Senozhatsky <senozhatsky@...omium.org>
Subject: Re: [PATCHv2 2/2] fuse: use freezable wait in fuse_get_req()

On (25/06/10 13:52), Sergey Senozhatsky wrote:
> Use freezable wait in fuse_get_req() so that it won't block
> the system from entering suspend:
> 
>  Freezing user space processes failed after 20.009 seconds
>  Call trace:
>   __switch_to+0xcc/0x168
>   schedule+0x57c/0x1138
>   fuse_get_req+0xd0/0x2b0
>   fuse_simple_request+0x120/0x620
>   fuse_getxattr+0xe4/0x158
>   fuse_xattr_get+0x2c/0x48
>   __vfs_getxattr+0x160/0x1d8
>   get_vfs_caps_from_disk+0x74/0x1a8
>   __audit_inode+0x244/0x4d8
>   user_path_at_empty+0x2e0/0x390
>   __arm64_sys_faccessat+0xdc/0x260
> 
> Signed-off-by: Sergey Senozhatsky <senozhatsky@...omium.org>

Miklos, are you fine with this?