linux-kernel - Re: [PATCH -next] misc: watch

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Message-ID: <5f6acfef-2eda-e33a-f7cb-37f3735e60a0@huawei.com>
Date:   Tue, 8 Oct 2019 14:43:17 +0800
From:   Yuehaibing <yuehaibing@...wei.com>
To:     David Howells <dhowells@...hat.com>
CC:     <jannh@...gle.com>, <axboe@...nel.dk>,
        <james.morris@...rosoft.com>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH -next] misc: watch_queue: Fix build error

On 2019/9/4 20:20, David Howells wrote:
> Thanks, I've folded that in.

This issue still occur in linux-next 20191008 :

drivers/misc/watch_queue.c: In function ‘watch_queue_account_mem’:
drivers/misc/watch_queue.c:315:38: error: ‘struct user_struct’ has no member named ‘locked_vm’; did you mean ‘locked_shm’?
  cur_pages = atomic_long_read(&user->locked_vm);
                                      ^~~~~~~~~
                                      locked_shm
drivers/misc/watch_queue.c:321:50: error: ‘struct user_struct’ has no member named ‘locked_vm’; did you mean ‘locked_shm’?
  } while (atomic_long_try_cmpxchg_relaxed(&user->locked_vm, &cur_pages,
                                                  ^~~~~~~~~
                                                  locked_shm
drivers/misc/watch_queue.c: In function ‘watch_queue_unaccount_mem’:
drivers/misc/watch_queue.c:333:44: error: ‘struct user_struct’ has no member named ‘locked_vm’; did you mean ‘locked_shm’?
   atomic_long_sub(wqueue->nr_pages, &user->locked_vm);
                                            ^~~~~~~~~
                                            locked_shm
scripts/Makefile.build:265: recipe for target 'drivers/misc/watch_queue.o' failed

> 
> David
> 
> .
>