From: Pavel Tatashin <pasha.tatashin@oracle.com>
To: dave.hansen@intel.com
Cc: bhe@redhat.com, LKML <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
pagupta@redhat.com,
Linux Memory Management List <linux-mm@kvack.org>,
kirill.shutemov@linux.intel.com
Subject: Re: [PATCH v5 4/4] mm/sparse: Optimize memmap allocation during sparse_init()
Date: Fri, 29 Jun 2018 14:59:35 -0400 [thread overview]
Message-ID: <CAGM2rebmK30_jDyXa60uRC1q1wTAbJkxv3CDaao4JUMOrMTx4A@mail.gmail.com> (raw)
In-Reply-To: <7ad120fb-377b-6963-62cb-a1a5eaa6cad4@intel.com>
> > This is done so nr_consumed_maps does not get out of sync with the
> > current pnum. pnum does not equal to nr_consumed_maps, as there are
> > may be holes in pnums, but there is one-to-one correlation.
> Can this be made more clear in the code?
Absolutely. I've done it here:
http://lkml.kernel.org/r/20180628173010.23849-1-pasha.tatashin@oracle.com
Pavel
next prev parent reply other threads:[~2018-06-29 19:00 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-27 1:31 [PATCH v5 0/4] " Baoquan He
2018-06-27 1:31 ` [PATCH v5 1/4] mm/sparse: Add a static variable nr_present_sections Baoquan He
2018-06-28 3:10 ` Pavel Tatashin
2018-06-27 1:31 ` [PATCH v5 2/4] mm/sparsemem: Defer the ms->section_mem_map clearing Baoquan He
2018-06-27 9:54 ` Oscar Salvador
2018-06-27 22:59 ` Baoquan He
2018-06-28 3:11 ` Pavel Tatashin
2018-06-27 1:31 ` [PATCH v5 3/4] mm/sparse: Add a new parameter 'data_unit_size' for alloc_usemap_and_memmap Baoquan He
2018-06-28 3:14 ` Pavel Tatashin
2018-06-28 6:57 ` Baoquan He
2018-06-27 1:31 ` [PATCH v5 4/4] mm/sparse: Optimize memmap allocation during sparse_init() Baoquan He
2018-06-28 3:19 ` Pavel Tatashin
2018-06-28 6:39 ` Baoquan He
2018-06-29 17:16 ` Dave Hansen
2018-06-29 17:48 ` Pavel Tatashin
2018-06-29 17:52 ` Dave Hansen
2018-06-29 18:01 ` Pavel Tatashin
2018-06-29 18:56 ` Dave Hansen
2018-06-29 18:59 ` Pavel Tatashin [this message]
2018-06-27 1:47 ` [PATCH v5 0/4] " Baoquan He
2018-06-27 17:47 ` Pavel Tatashin
2018-06-27 23:39 ` Baoquan He
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