From: Andrew Morton <akpm@linux-foundation.org>
To: Yinghai Lu <yinghai@kernel.org>
Cc: Ingo Molnar <mingo@elte.hu>, Thomas Gleixner <tglx@linutronix.de>,
"H. Peter Anvin" <hpa@zytor.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
Jesse Barnes <jbarnes@virtuousgeek.org>,
Christoph Lameter <cl@linux-foundation.org>,
linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org
Subject: Re: [PATCH 15/35] x86: make 64 bit use early_res instead of bootmem before slab
Date: Tue, 9 Feb 2010 12:30:37 -0800 [thread overview]
Message-ID: <20100209123037.733fee7b.akpm@linux-foundation.org> (raw)
In-Reply-To: <1265743966-17065-16-git-send-email-yinghai@kernel.org>
On Tue, 09 Feb 2010 11:32:26 -0800
Yinghai Lu <yinghai@kernel.org> wrote:
> +config NO_BOOTMEM
> + default y
> + bool "Disable Bootmem code"
> + depends on X86_64
> + ---help---
> + use early_res directly instead of bootmem before slab is ready.
> +
s/use/Use/
It would help if the help was a bit more helpful than this. It
provides no indication why one would want to enable this option, nor
what the effects of doing so might be.
next prev parent reply other threads:[~2010-02-09 20:31 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-09 19:32 [PATCH -v6 0/35] x86: not use bootmem for x86 Yinghai Lu
2010-02-09 19:32 ` [PATCH 01/35] x86: fix sci on ioapic 1 Yinghai Lu
2010-02-09 19:32 ` [PATCH 02/35] x86: move range related operation to one file Yinghai Lu
2010-02-09 19:32 ` [PATCH 03/35] x86/pci: use resource_size_t in update_res Yinghai Lu
2010-02-09 19:32 ` [PATCH 04/35] x86/pci: amd one chain system to use pci read out res Yinghai Lu
2010-02-09 19:54 ` Andrew Morton
2010-02-09 19:32 ` [PATCH 05/35] x86/pci: use u64 instead of size_t in amd_bus.c Yinghai Lu
2010-02-09 19:32 ` [PATCH 06/35] x86/pci: add cap_resource Yinghai Lu
2010-02-09 19:56 ` Andrew Morton
2010-02-09 19:32 ` [PATCH 07/35] x86/pci: enable pci root res read out for 32bit too Yinghai Lu
2010-02-09 19:32 ` [PATCH 08/35] x86: change range end to start+size Yinghai Lu
2010-02-09 19:32 ` [PATCH 09/35] x86: print out for RAM buffer Yinghai Lu
2010-02-09 19:52 ` Andrew Morton
2010-02-10 21:19 ` H. Peter Anvin
2010-02-09 19:32 ` [PATCH 10/35] x86: call early_res_to_bootmem one time Yinghai Lu
2010-02-09 19:32 ` [PATCH 11/35] x86: introduce max_early_res and early_res_count Yinghai Lu
2010-02-09 19:32 ` [PATCH 12/35] x86: dynamic increase early_res array size Yinghai Lu
2010-02-09 19:32 ` [PATCH 13/35] x86: make early_node_mem get mem > 4g if possible Yinghai Lu
2010-02-09 19:32 ` [PATCH 14/35] x86: only call dma32_reserve_bootmem 64bit !CONFIG_NUMA Yinghai Lu
2010-02-09 19:32 ` [PATCH 15/35] x86: make 64 bit use early_res instead of bootmem before slab Yinghai Lu
2010-02-09 20:26 ` Andrew Morton
2010-02-09 21:37 ` Yinghai Lu
2010-02-09 21:45 ` H. Peter Anvin
2010-02-09 21:47 ` H. Peter Anvin
2010-02-09 22:33 ` Andrew Morton
2010-02-09 22:44 ` H. Peter Anvin
2010-02-09 20:30 ` Andrew Morton [this message]
2010-02-09 19:32 ` [PATCH 16/35] sparsemem: put usemap for one node together Yinghai Lu
2010-02-09 19:32 ` [PATCH 17/35] sparsemem: put mem map " Yinghai Lu
2010-02-09 20:21 ` Andrew Morton
2010-02-09 19:32 ` [PATCH 18/35] x86: move bios page reserve early to head32/64.c Yinghai Lu
2010-02-09 19:32 ` [PATCH 19/35] x86: seperate early_res related code from e820.c Yinghai Lu
2010-02-09 19:32 ` [PATCH 20/35] x86: add find_early_area_size Yinghai Lu
2010-02-09 19:32 ` [PATCH 21/35] x86: move back find_e820_area to e820.c Yinghai Lu
2010-02-09 20:15 ` Andrew Morton
2010-02-09 19:32 ` [PATCH 22/35] early_res: enhance check_and_double_early_res Yinghai Lu
2010-02-09 19:32 ` [PATCH 23/35] x86: make 32bit support NO_BOOTMEM Yinghai Lu
2010-02-09 20:03 ` Andrew Morton
2010-02-09 19:32 ` [PATCH 24/35] move round_up/down to kernel.h Yinghai Lu
2010-02-09 19:32 ` [PATCH 25/35] x86: add find_fw_memmap_area Yinghai Lu
2010-02-09 19:32 ` [PATCH 26/35] core: move early_res Yinghai Lu
2010-02-09 19:32 ` [PATCH 27/35] irq: remove not need bootmem code Yinghai Lu
2010-02-09 19:32 ` [PATCH 28/35] radix: move radix init early Yinghai Lu
2010-02-09 19:49 ` Andrew Morton
2010-02-09 19:56 ` Pekka Enberg
2010-02-10 0:16 ` Yinghai Lu
2010-02-10 10:05 ` Pekka Enberg
2010-02-11 5:29 ` Benjamin Herrenschmidt
2010-02-09 19:32 ` [PATCH 29/35] sparseirq: change irq_desc_ptrs to static Yinghai Lu
2010-02-09 19:32 ` [PATCH 30/35] sparseirq: use radix_tree instead of ptrs array Yinghai Lu
2010-02-09 19:32 ` [PATCH 31/35] x86: remove arch_probe_nr_irqs Yinghai Lu
2010-02-09 19:32 ` [PATCH 32/35] use nr_cpus= to set nr_cpu_ids early Yinghai Lu
2010-02-09 20:05 ` Andrew Morton
2010-02-09 19:32 ` [PATCH 33/35] x86: according to nr_cpu_ids to decide if need to leave logical flat Yinghai Lu
2010-02-09 19:32 ` [PATCH 34/35] x86: make 32bit apic flat to physflat switch like 64bit Yinghai Lu
2010-02-09 19:32 ` [PATCH 35/35] x86: use num_processors for possible cpus Yinghai Lu
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