From: Davidlohr Bueso <dave@stgolabs.net>
To: Michel Lespinasse <walken@google.com>
Cc: akpm@linux-foundation.org, peterz@infradead.org,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
dri-devel@lists.freedesktop.org, linux-rdma@vger.kernel.org,
Michael@google.com, Jason Wang <jasowang@redhat.com>,
virtualization@lists.linux-foundation.org,
Davidlohr Bueso <dbueso@suse.de>
Subject: Re: [PATCH 07/11] vhost: convert vhost_umem_interval_tree to half closed intervals
Date: Fri, 4 Oct 2019 12:44:46 -0700 [thread overview]
Message-ID: <20191004194446.tomd55ll4nlkelb6@linux-p48b> (raw)
In-Reply-To: <20191004121021.GA4541@google.com>
On Fri, 04 Oct 2019, Michel Lespinasse wrote:
>On Thu, Oct 03, 2019 at 01:18:54PM -0700, Davidlohr Bueso wrote:
>> @@ -1320,15 +1320,14 @@ static bool iotlb_access_ok(struct vhost_virtqueue *vq,
>> {
>> const struct vhost_umem_node *node;
>> struct vhost_umem *umem = vq->iotlb;
>> - u64 s = 0, size, orig_addr = addr, last = addr + len - 1;
>> + u64 s = 0, size, orig_addr = addr, last = addr + len;
>
>maybe "end" or "end_addr" instead of "last".
>
>> diff --git a/drivers/vhost/vhost.h b/drivers/vhost/vhost.h
>> index e9ed2722b633..bb36cb9ed5ec 100644
>> --- a/drivers/vhost/vhost.h
>> +++ b/drivers/vhost/vhost.h
>> @@ -53,13 +53,13 @@ struct vhost_log {
>> };
>>
>> #define START(node) ((node)->start)
>> -#define LAST(node) ((node)->last)
>> +#define END(node) ((node)->end)
>>
>> struct vhost_umem_node {
>> struct rb_node rb;
>> struct list_head link;
>> __u64 start;
>> - __u64 last;
>> + __u64 end;
>> __u64 size;
>> __u64 userspace_addr;
>> __u32 perm;
>
>Preferably also rename __subtree_last to __subtree_end
Yes, this was was another one that I had in mind renaming, but
didn't want to grow the series -- all custom interval trees
name _last for the subtree iirc. Like my previous reply, I'd
rather leave this stuff for a followup series.
Thanks,
Davidlohr
next prev parent reply other threads:[~2019-10-04 19:45 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-03 20:18 [PATCH -next 00/11] lib/interval-tree: move to half closed intervals Davidlohr Bueso
2019-10-03 20:18 ` [PATCH 01/11] mm: introduce vma_interval_tree_foreach_stab() Davidlohr Bueso
2019-10-03 20:18 ` [PATCH 02/11] lib/interval-tree: add an equivalent tree with [a,b) intervals Davidlohr Bueso
2019-10-04 11:02 ` Michel Lespinasse
2019-10-03 20:18 ` [PATCH 03/11] drm/amdgpu: convert amdgpu_vm_it to half closed intervals Davidlohr Bueso
2019-10-04 6:54 ` Koenig, Christian
2019-10-04 11:36 ` Michel Lespinasse
2019-10-04 12:39 ` Christian König
2019-10-03 20:18 ` [PATCH 04/11] drm: convert drm_mm_interval_tree " Davidlohr Bueso
2019-10-03 20:18 ` [PATCH 05/11] IB/hfi1: convert __mmu_int_rb " Davidlohr Bueso
2019-10-04 11:50 ` Michel Lespinasse
2019-10-04 19:41 ` Davidlohr Bueso
2019-10-03 20:18 ` [PATCH 06/11] IB,usnic: convert usnic_uiom_interval_tree " Davidlohr Bueso
2019-10-03 20:18 ` [PATCH 07/11] vhost: convert vhost_umem_interval_tree " Davidlohr Bueso
2019-10-04 12:10 ` Michel Lespinasse
2019-10-04 19:44 ` Davidlohr Bueso [this message]
2019-10-10 5:49 ` Jason Wang
2019-10-03 20:18 ` [PATCH 08/11] mm: convert vma_interval_tree " Davidlohr Bueso
2019-10-03 20:41 ` Matthew Wilcox
2019-10-04 12:30 ` Michel Lespinasse
2019-10-03 20:18 ` [PATCH 09/11] lib/interval-tree: convert interval_tree " Davidlohr Bueso
2019-10-03 22:50 ` kbuild test robot
2019-10-04 6:57 ` Koenig, Christian
2019-10-04 7:20 ` Koenig, Christian
2019-10-08 16:59 ` Davidlohr Bueso
2019-10-03 20:18 ` [PATCH 10/11] lib: drop interval_tree_generic.h Davidlohr Bueso
2019-10-03 20:18 ` [PATCH 11/11] x86/mm, pat: convert pat tree to generic interval tree Davidlohr Bueso
2019-10-07 15:33 ` Ingo Molnar
2019-10-21 23:24 ` Davidlohr Bueso
2019-10-03 20:32 ` [PATCH -next 00/11] lib/interval-tree: move to half closed intervals Matthew Wilcox
2019-10-03 21:10 ` Davidlohr Bueso
2019-10-04 12:43 ` Michel Lespinasse
2019-10-04 0:26 ` Jason Gunthorpe
2019-10-04 2:48 ` Davidlohr Bueso
2019-10-04 13:15 ` Michel Lespinasse
2019-10-04 16:03 ` Matthew Wilcox
2019-10-04 19:35 ` Davidlohr Bueso
2019-10-04 17:45 ` Jason Gunthorpe
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