From: William Lee Irwin III <wli@holomorphy.com>
To: linux-kernel@vger.kernel.org
Subject: [7/9] NUMA-Q: allocate pgdats from node-local memory
Date: Mon, 11 Nov 2002 18:20:20 -0800 [thread overview]
Message-ID: <E18BQf6-00041K-00@holomorphy> (raw)
This changes allocate_pgdat() to hand back virtual addresses of pgdats
from the start of node_remap_start_vaddr[nid].
discontig.c | 12 ++++++------
1 files changed, 6 insertions(+), 6 deletions(-)
diff -urpN 05_memmap_after/arch/i386/mm/discontig.c 06_alloc_virtual/arch/i386/mm/discontig.c
--- 05_memmap_after/arch/i386/mm/discontig.c 2002-11-11 16:37:14.000000000 -0800
+++ 06_alloc_virtual/arch/i386/mm/discontig.c 2002-11-11 16:43:30.000000000 -0800
@@ -73,13 +73,13 @@ static void __init find_max_pfn_node(int
*/
static void __init allocate_pgdat(int nid)
{
- unsigned long node_datasz;
-
- node_datasz = PFN_UP(sizeof(struct pglist_data));
- NODE_DATA(nid) = (pg_data_t *)(__va(min_low_pfn << PAGE_SHIFT));
- min_low_pfn += node_datasz;
- if (!nid)
+ if (nid)
+ NODE_DATA(nid) = (pg_data_t *)node_remap_start_vaddr[nid];
+ else {
+ NODE_DATA(nid) = (pg_data_t *)(__va(min_low_pfn << PAGE_SHIFT));
+ min_low_pfn += PFN_UP(sizeof(pg_data_t));
memset(NODE_DATA(nid), 0, sizeof(pg_data_t));
+ }
}
/*
reply other threads:[~2002-11-12 2:22 UTC|newest]
Thread overview: [no followups] expand[flat|nested] mbox.gz Atom feed
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=E18BQf6-00041K-00@holomorphy \
--to=wli@holomorphy.com \
--cc=linux-kernel@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®