From: Linus Torvalds <torvalds@linux-foundation.org>
To: Mike Rapoport <rppt@kernel.org>
Cc: Song Liu <songliubraving@fb.com>,
"Edgecombe, Rick P" <rick.p.edgecombe@intel.com>,
"mcgrof@kernel.org" <mcgrof@kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"bpf@vger.kernel.org" <bpf@vger.kernel.org>,
"hch@infradead.org" <hch@infradead.org>,
"ast@kernel.org" <ast@kernel.org>,
"daniel@iogearbox.net" <daniel@iogearbox.net>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
"song@kernel.org" <song@kernel.org>,
Kernel Team <Kernel-team@fb.com>,
"pmladek@suse.com" <pmladek@suse.com>,
"akpm@linux-foundation.org" <akpm@linux-foundation.org>,
"hpa@zytor.com" <hpa@zytor.com>,
"dborkman@redhat.com" <dborkman@redhat.com>,
"edumazet@google.com" <edumazet@google.com>,
"bp@alien8.de" <bp@alien8.de>, "mbenes@suse.cz" <mbenes@suse.cz>,
"imbrenda@linux.ibm.com" <imbrenda@linux.ibm.com>
Subject: Re: [PATCH v4 bpf 0/4] vmalloc: bpf: introduce VM_ALLOW_HUGE_VMAP
Date: Tue, 19 Apr 2022 12:20:39 -0700 [thread overview]
Message-ID: <CAHk-=wh6um5AFR6TObsYY0v+jUSZxReiZM_5Kh4gAMU8Z8-jVw@mail.gmail.com> (raw)
In-Reply-To: <Yl8CicJGHpTrOK8m@kernel.org>
On Tue, Apr 19, 2022 at 11:42 AM Mike Rapoport <rppt@kernel.org> wrote:
>
> I'd say that bpf_prog_pack was a cure for symptoms and this project tries
> to address more general problem.
> But you are right, it'll take some time and won't land in 5.19.
Just to update people: I've just applied Song's [1/4] patch, which
means that the whole current hugepage vmalloc thing is effectively
disabled (because nothing opts in).
And I suspect that will be the status for 5.18, unless somebody comes
up with some very strong arguments for (re-)starting using huge pages.
Linus
next prev parent reply other threads:[~2022-04-19 19:21 UTC|newest]
Thread overview: 61+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-15 16:44 [PATCH v4 bpf 0/4] vmalloc: bpf: introduce VM_ALLOW_HUGE_VMAP Song Liu
2022-04-15 16:44 ` [PATCH v4 bpf 1/4] vmalloc: replace VM_NO_HUGE_VMAP with VM_ALLOW_HUGE_VMAP Song Liu
2022-04-15 17:43 ` Rik van Riel
2022-04-15 16:44 ` [PATCH v4 bpf 2/4] page_alloc: use vmalloc_huge for large system hash Song Liu
2022-04-15 17:43 ` Rik van Riel
2022-04-25 7:07 ` Geert Uytterhoeven
2022-04-25 8:17 ` Linus Torvalds
2022-04-25 8:24 ` Geert Uytterhoeven
2022-04-15 16:44 ` [PATCH v4 bpf 3/4] module: introduce module_alloc_huge Song Liu
2022-04-15 18:06 ` Rik van Riel
2022-06-16 16:10 ` Dave Hansen
2022-04-15 16:44 ` [PATCH v4 bpf 4/4] bpf: use module_alloc_huge for bpf_prog_pack Song Liu
2022-04-15 19:05 ` [PATCH v4 bpf 0/4] vmalloc: bpf: introduce VM_ALLOW_HUGE_VMAP Luis Chamberlain
2022-04-16 1:34 ` Song Liu
2022-04-16 1:42 ` Luis Chamberlain
2022-04-16 1:43 ` Luis Chamberlain
2022-04-16 5:08 ` Christoph Hellwig
2022-04-16 19:55 ` Song Liu
2022-04-16 20:30 ` Linus Torvalds
2022-04-16 22:26 ` Song Liu
2022-04-18 10:06 ` Mike Rapoport
2022-04-19 0:44 ` Luis Chamberlain
2022-04-19 1:56 ` Edgecombe, Rick P
2022-04-19 5:36 ` Song Liu
2022-04-19 18:42 ` Mike Rapoport
2022-04-19 19:20 ` Linus Torvalds [this message]
2022-04-20 2:03 ` Alexei Starovoitov
2022-04-20 2:18 ` Linus Torvalds
2022-04-20 14:42 ` Song Liu
2022-04-20 18:28 ` Luis Chamberlain
2022-04-21 7:29 ` Song Liu
2022-04-21 3:25 ` Nicholas Piggin
2022-04-21 5:48 ` Linus Torvalds
2022-04-21 6:02 ` Linus Torvalds
2022-04-21 9:07 ` Nicholas Piggin
2022-04-21 8:57 ` Nicholas Piggin
2022-04-21 15:44 ` Linus Torvalds
2022-04-21 23:30 ` Nicholas Piggin
2022-04-22 0:49 ` Linus Torvalds
2022-04-22 1:51 ` Nicholas Piggin
2022-04-22 2:31 ` Linus Torvalds
2022-04-22 2:57 ` Nicholas Piggin
2022-04-21 15:47 ` Edgecombe, Rick P
2022-04-21 16:15 ` Linus Torvalds
2022-04-22 0:12 ` Nicholas Piggin
2022-04-22 2:29 ` Edgecombe, Rick P
2022-04-22 2:47 ` Linus Torvalds
2022-04-22 16:54 ` Edgecombe, Rick P
2022-04-22 3:08 ` Nicholas Piggin
2022-04-22 4:31 ` Nicholas Piggin
2022-04-22 17:10 ` Edgecombe, Rick P
2022-04-22 20:22 ` Edgecombe, Rick P
2022-04-22 3:33 ` Nicholas Piggin
2022-04-21 9:47 ` Nicholas Piggin
2022-04-19 21:24 ` Luis Chamberlain
2022-04-19 23:58 ` Edgecombe, Rick P
2022-04-20 7:58 ` Petr Mladek
2022-04-19 18:20 ` Mike Rapoport
2022-04-24 17:43 ` Linus Torvalds
2022-04-25 6:48 ` Song Liu
2022-04-21 3:19 ` Nicholas Piggin
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