From: Peter Xu <peterx@redhat.com>
To: linux-mm@kvack.org, linux-kernel@vger.kernel.org
Cc: David Hildenbrand <david@redhat.com>,
Hugh Dickins <hughd@google.com>, Maya Gokhale <gokhale2@llnl.gov>,
Jerome Glisse <jglisse@redhat.com>,
Pavel Emelyanov <xemul@virtuozzo.com>,
Johannes Weiner <hannes@cmpxchg.org>,
Martin Cracauer <cracauer@cons.org>,
Matthew Wilcox <willy@infradead.org>, Shaohua Li <shli@fb.com>,
Marty McFadden <mcfadden8@llnl.gov>,
Andrea Arcangeli <aarcange@redhat.com>,
Mike Kravetz <mike.kravetz@oracle.com>,
Denis Plotnikov <dplotnikov@virtuozzo.com>,
Mike Rapoport <rppt@linux.vnet.ibm.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
Mel Gorman <mgorman@suse.de>,
"Kirill A . Shutemov" <kirill@shutemov.name>,
"Dr . David Alan Gilbert" <dgilbert@redhat.com>
Subject: Re: [PATCH v5 16/16] mm/userfaultfd: Honor FAULT_FLAG_KILLABLE in fault path
Date: Sun, 29 Sep 2019 17:16:41 +0800 [thread overview]
Message-ID: <20190929091641.GA8642@xz-x1> (raw)
In-Reply-To: <20190926093904.5090-17-peterx@redhat.com>
On Thu, Sep 26, 2019 at 05:39:04PM +0800, Peter Xu wrote:
> @@ -490,8 +512,7 @@ vm_fault_t handle_userfault(struct vm_fault *vmf, unsigned long reason)
> up_read(&mm->mmap_sem);
>
> if (likely(must_wait && !READ_ONCE(ctx->released) &&
> - (return_to_userland ? !signal_pending(current) :
> - !fatal_signal_pending(current)))) {
> + userfaultfd_signal_pending(vmf->flags))) {
Sorry, here it should be "!userfaultfd_signal_pending(vmf->flags)".
--
Peter Xu
next prev parent reply other threads:[~2019-09-29 9:17 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-26 9:38 [PATCH v5 00/16] mm: Page fault enhancements Peter Xu
2019-09-26 9:38 ` [PATCH v5 01/16] mm/gup: Rename "nonblocking" to "locked" where proper Peter Xu
2019-09-26 9:38 ` [PATCH v5 02/16] mm/gup: Fix __get_user_pages() on fault retry of hugetlb Peter Xu
2019-09-26 9:38 ` [PATCH v5 03/16] mm: Introduce fault_signal_pending() Peter Xu
2019-09-26 9:38 ` [PATCH v5 04/16] x86/mm: Use helper fault_signal_pending() Peter Xu
2019-09-26 9:38 ` [PATCH v5 05/16] arc/mm: " Peter Xu
2019-09-26 9:38 ` [PATCH v5 06/16] arm64/mm: " Peter Xu
2019-09-26 9:38 ` [PATCH v5 07/16] powerpc/mm: " Peter Xu
2019-09-26 9:38 ` [PATCH v5 08/16] sh/mm: " Peter Xu
2019-09-26 9:38 ` [PATCH v5 09/16] mm: Return faster for non-fatal signals in user mode faults Peter Xu
2019-09-26 9:38 ` [PATCH v5 10/16] userfaultfd: Don't retake mmap_sem to emulate NOPAGE Peter Xu
2019-09-26 9:38 ` [PATCH v5 11/16] mm: Introduce FAULT_FLAG_DEFAULT Peter Xu
2019-09-26 9:39 ` [PATCH v5 12/16] mm: Introduce FAULT_FLAG_INTERRUPTIBLE Peter Xu
2019-09-26 9:39 ` [PATCH v5 13/16] mm: Allow VM_FAULT_RETRY for multiple times Peter Xu
2019-09-26 9:39 ` [PATCH v5 14/16] mm/gup: " Peter Xu
2019-09-26 9:39 ` [PATCH v5 15/16] mm/gup: Allow to react to fatal signals Peter Xu
2019-09-26 9:39 ` [PATCH v5 16/16] mm/userfaultfd: Honor FAULT_FLAG_KILLABLE in fault path Peter Xu
2019-09-29 9:16 ` Peter Xu [this message]
2019-10-14 8:40 ` [PATCH v5 00/16] mm: Page fault enhancements Peter Xu
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