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author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-03-28 14:03:14 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-03-28 14:03:14 -0700 |
commit | 0fe41b8982001cd14ee2c77cd776735a5024e98b (patch) | |
tree | 83e65d595c413d55259ea14fb97748ce5efe5707 /arch/arm/mm/init.c | |
parent | eedf2c5296a8dfaaf9aec1a938c1d3bd73159a30 (diff) | |
parent | 9759d22c8348343b0da4e25d6150c41712686c14 (diff) | |
download | linux-0fe41b8982001cd14ee2c77cd776735a5024e98b.tar.bz2 |
Merge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm: (422 commits)
[ARM] 5435/1: fix compile warning in sanity_check_meminfo()
[ARM] 5434/1: ARM: OMAP: Fix mailbox compile for 24xx
[ARM] pxa: fix the bad assumption that PCMCIA sockets always start with 0
[ARM] pxa: fix Colibri PXA300 and PXA320 LCD backlight pins
imxfb: Fix TFT mode
i.MX21/27: remove ifdef CONFIG_FB_IMX
imxfb: add clock support
mxc: add arch_reset() function
clkdev: add possibility to get a clock based on the device name
i.MX1: remove fb support from mach-imx
[ARM] pxa: build arch/arm/plat-pxa/mfp.c only when PXA3xx or ARCH_MMP defined
Gemini: Add support for Teltonika RUT100
Gemini: gpiolib based GPIO support v2
MAINTAINERS: add myself as Gemini architecture maintainer
ARM: Add Gemini architecture v3
[ARM] OMAP: Fix compile for omap2_init_common_hw()
MAINTAINERS: Add myself as Faraday ARM core variant maintainer
ARM: Add support for FA526 v2
[ARM] acorn,ebsa110,footbridge,integrator,sa1100: Convert asm/io.h to linux/io.h
[ARM] collie: fix two minor formatting nits
...
Diffstat (limited to 'arch/arm/mm/init.c')
-rw-r--r-- | arch/arm/mm/init.c | 21 |
1 files changed, 18 insertions, 3 deletions
diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index 80fd3b69ae1f..8277802ec859 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -15,6 +15,7 @@ #include <linux/mman.h> #include <linux/nodemask.h> #include <linux/initrd.h> +#include <linux/highmem.h> #include <asm/mach-types.h> #include <asm/sections.h> @@ -485,7 +486,7 @@ void __init mem_init(void) int i, node; #ifndef CONFIG_DISCONTIGMEM - max_mapnr = virt_to_page(high_memory) - mem_map; + max_mapnr = pfn_to_page(max_pfn + PHYS_PFN_OFFSET) - mem_map; #endif /* this will put all unused low memory onto the freelists */ @@ -504,6 +505,19 @@ void __init mem_init(void) __phys_to_pfn(__pa(swapper_pg_dir)), NULL); #endif +#ifdef CONFIG_HIGHMEM + /* set highmem page free */ + for_each_online_node(node) { + for_each_nodebank (i, &meminfo, node) { + unsigned long start = bank_pfn_start(&meminfo.bank[i]); + unsigned long end = bank_pfn_end(&meminfo.bank[i]); + if (start >= max_low_pfn + PHYS_PFN_OFFSET) + totalhigh_pages += free_area(start, end, NULL); + } + } + totalram_pages += totalhigh_pages; +#endif + /* * Since our memory may not be contiguous, calculate the * real number of pages we have in this system @@ -521,9 +535,10 @@ void __init mem_init(void) initsize = __init_end - __init_begin; printk(KERN_NOTICE "Memory: %luKB available (%dK code, " - "%dK data, %dK init)\n", + "%dK data, %dK init, %luK highmem)\n", (unsigned long) nr_free_pages() << (PAGE_SHIFT-10), - codesize >> 10, datasize >> 10, initsize >> 10); + codesize >> 10, datasize >> 10, initsize >> 10, + (unsigned long) (totalhigh_pages << (PAGE_SHIFT-10))); if (PAGE_SIZE >= 16384 && num_physpages <= 128) { extern int sysctl_overcommit_memory; |