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Groups > linux.kernel > #1450302
| From | "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCHv1, RFC 18/33] HACK: block: bump BIO_MAX_PAGES |
| Date | 2016-07-26 02:50 +0200 |
| Message-ID | <rYYJk-3t1-53@gated-at.bofh.it> (permalink) |
| References | <rYYzD-3py-7@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
We are going to do IO a huge page a time. For x86-64, it's 512 pages, so we need to double current BIO_MAX_PAGES. To be portable to other archtectures we need more generic solution. Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> --- include/linux/bio.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/linux/bio.h b/include/linux/bio.h index b7e1a00810f2..e10c67f21366 100644 --- a/include/linux/bio.h +++ b/include/linux/bio.h @@ -40,7 +40,7 @@ #define BIO_BUG_ON #endif -#define BIO_MAX_PAGES 256 +#define BIO_MAX_PAGES 512 #define bio_prio(bio) (bio)->bi_ioprio #define bio_set_prio(bio, prio) ((bio)->bi_ioprio = prio) -- 2.8.1
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[PATCHv1, RFC 00/33] ext4: support of huge pages "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com> - 2016-07-26 02:50 +0200
[PATCHv1, RFC 30/33] ext4: relax assert in ext4_da_page_release_reservation() "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com> - 2016-07-26 02:50 +0200
[PATCHv1, RFC 32/33] mm, fs, ext4: expand use of page_mapping() and page_to_pgoff() "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com> - 2016-07-26 02:50 +0200
[PATCHv1, RFC 28/33] ext4: handle huge pages in __ext4_block_zero_page_range() "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com> - 2016-07-26 02:50 +0200
[PATCHv1, RFC 06/33] radix-tree: Handle multiorder entries being deleted by replace_clear_tags "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com> - 2016-07-26 02:50 +0200
[PATCHv1, RFC 07/33] mm, shmem: swich huge tmpfs to multi-order radix-tree entries "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com> - 2016-07-26 02:50 +0200
[PATCHv1, RFC 18/33] HACK: block: bump BIO_MAX_PAGES "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com> - 2016-07-26 02:50 +0200
[PATCHv1, RFC 20/33] thp: introduce hpage_size() and hpage_mask() "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com> - 2016-07-26 02:50 +0200
Re: [PATCHv1, RFC 00/33] ext4: support of huge pages Theodore Ts'o <tytso@mit.edu> - 2016-07-26 19:40 +0200
Re: [PATCHv1, RFC 00/33] ext4: support of huge pages "Kirill A. Shutemov" <kirill@shutemov.name> - 2016-07-26 21:20 +0200
Re: [PATCHv1, RFC 00/33] ext4: support of huge pages Jan Kara <jack@suse.cz> - 2016-07-27 11:20 +0200
Re: [PATCHv1, RFC 00/33] ext4: support of huge pages "Kirill A. Shutemov" <kirill@shutemov.name> - 2016-07-27 12:40 +0200
Re: [PATCHv1, RFC 00/33] ext4: support of huge pages Andrea Arcangeli <aarcange@redhat.com> - 2016-07-27 16:10 +0200
[PATCH] mm, hugetlb: switch hugetlbfs to multi-order radix-tree entries Naoya Horiguchi <n-horiguchi@ah.jp.nec.com> - 2016-08-10 03:00 +0200
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