From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: monstr@monstr.eu
Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org,
torvalds@linux-foundation.org
Subject: Re: [PATCH 08/43] memblock/microblaze: Use new accessors
Date: Sat, 07 Aug 2010 08:50:46 +1000 [thread overview]
Message-ID: <1281135046.2168.40.camel@pasglop> (raw)
In-Reply-To: <4C5BCD41.3040501@monstr.eu>
On Fri, 2010-08-06 at 10:52 +0200, Michal Simek wrote:
> Benjamin Herrenschmidt wrote:
> > CC: Michal Simek <monstr@monstr.eu>
> > Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
>
> This patch remove bug which I reported but there is another place which
> needs to be changed.
>
> I am not sure if my patch is correct but at least point you on places
> which is causing compilation errors.
>
> I tested your memblock branch with this fix and microblaze can boot.
Ok, that's missing in my initial rename patch. I'll fix it up. Thanks.
Cheers,
Ben.
> Thanks,
> Michal
>
> CC arch/microblaze/mm/init.o
> arch/microblaze/mm/init.c: In function 'mm_cmdline_setup':
> arch/microblaze/mm/init.c:236: error: 'struct memblock_type' has no
> member named 'region'
> arch/microblaze/mm/init.c: In function 'mmu_init':
> arch/microblaze/mm/init.c:279: error: 'struct memblock_type' has no
> member named 'region'
> arch/microblaze/mm/init.c:284: error: 'struct memblock_type' has no
> member named 'region'
> arch/microblaze/mm/init.c:285: error: 'struct memblock_type' has no
> member named 'region'
> arch/microblaze/mm/init.c:286: error: 'struct memblock_type' has no
> member named 'region'
> make[1]: *** [arch/microblaze/mm/init.o] Error 1
> make: *** [arch/microblaze/mm] Error 2
>
>
> diff --git a/arch/microblaze/mm/init.c b/arch/microblaze/mm/init.c
> index 32a702b..a9d7b9b 100644
> --- a/arch/microblaze/mm/init.c
> +++ b/arch/microblaze/mm/init.c
> @@ -233,7 +233,7 @@ static void mm_cmdline_setup(void)
> if (maxmem && memory_size > maxmem) {
> memory_size = maxmem;
> memory_end = memory_start + memory_size;
> - memblock.memory.region[0].size = memory_size;
> + memblock.memory.regions[0].size = memory_size;
> }
> }
> }
> @@ -276,14 +276,14 @@ asmlinkage void __init mmu_init(void)
> machine_restart(NULL);
> }
>
> - if ((u32) memblock.memory.region[0].size < 0x1000000) {
> + if ((u32) memblock.memory.regions[0].size < 0x1000000) {
> printk(KERN_EMERG "Memory must be greater than 16MB\n");
> machine_restart(NULL);
> }
> /* Find main memory where the kernel is */
> - memory_start = (u32) memblock.memory.region[0].base;
> - memory_end = (u32) memblock.memory.region[0].base +
> - (u32) memblock.memory.region[0].size;
> + memory_start = (u32) memblock.memory.regions[0].base;
> + memory_end = (u32) memblock.memory.regions[0].base +
> + (u32) memblock.memory.regions[0].size;
> memory_size = memory_end - memory_start;
>
> mm_cmdline_setup(); /* FIXME parse args from command line - not
> used */
>
>
>
> > ---
> > arch/microblaze/mm/init.c | 20 +++++++++-----------
> > 1 files changed, 9 insertions(+), 11 deletions(-)
> >
> > diff --git a/arch/microblaze/mm/init.c b/arch/microblaze/mm/init.c
> > index afd6494..32a702b 100644
> > --- a/arch/microblaze/mm/init.c
> > +++ b/arch/microblaze/mm/init.c
> > @@ -70,16 +70,16 @@ static void __init paging_init(void)
> >
> > void __init setup_memory(void)
> > {
> > - int i;
> > unsigned long map_size;
> > + struct memblock_region *reg;
> > +
> > #ifndef CONFIG_MMU
> > u32 kernel_align_start, kernel_align_size;
> >
> > /* Find main memory where is the kernel */
> > - for (i = 0; i < memblock.memory.cnt; i++) {
> > - memory_start = (u32) memblock.memory.regions[i].base;
> > - memory_end = (u32) memblock.memory.regions[i].base
> > - + (u32) memblock.memory.region[i].size;
> > + for_each_memblock(memory, reg) {
> > + memory_start = (u32)reg->base;
> > + memory_end = (u32) reg->base + reg->size;
> > if ((memory_start <= (u32)_text) &&
> > ((u32)_text <= memory_end)) {
> > memory_size = memory_end - memory_start;
> > @@ -147,12 +147,10 @@ void __init setup_memory(void)
> > free_bootmem(memory_start, memory_size);
> >
> > /* reserve allocate blocks */
> > - for (i = 0; i < memblock.reserved.cnt; i++) {
> > - pr_debug("reserved %d - 0x%08x-0x%08x\n", i,
> > - (u32) memblock.reserved.region[i].base,
> > - (u32) memblock_size_bytes(&memblock.reserved, i));
> > - reserve_bootmem(memblock.reserved.region[i].base,
> > - memblock_size_bytes(&memblock.reserved, i) - 1, BOOTMEM_DEFAULT);
> > + for_each_memblock(reserved, reg) {
> > + pr_debug("reserved - 0x%08x-0x%08x\n",
> > + (u32) reg->base, (u32) reg->size);
> > + reserve_bootmem(reg->base, reg->size, BOOTMEM_DEFAULT);
> > }
> > #ifdef CONFIG_MMU
> > init_bootmem_done = 1;
>
>
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next prev parent reply other threads:[~2010-08-06 22:50 UTC|newest]
Thread overview: 55+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-08-06 5:14 memblock updates Benjamin Herrenschmidt
2010-08-06 5:14 ` [PATCH 01/43] memblock: Fix memblock_is_region_reserved() to return a boolean Benjamin Herrenschmidt
2010-08-06 5:14 ` [PATCH 02/43] memblock: Rename memblock_region to memblock_type and memblock_property to memblock_region Benjamin Herrenschmidt
2010-08-06 5:14 ` [PATCH 03/43] memblock: No reason to include asm/memblock.h late Benjamin Herrenschmidt
2010-08-06 5:14 ` [PATCH 04/43] memblock: Implement memblock_is_memory and memblock_is_region_memory Benjamin Herrenschmidt
2010-08-06 5:14 ` [PATCH 05/43] memblock/arm: pfn_valid uses memblock_is_memory() Benjamin Herrenschmidt
2010-08-06 5:14 ` [PATCH 06/43] memblock/arm: Use memblock_region_is_memory() for omap fb Benjamin Herrenschmidt
2010-08-06 5:14 ` [PATCH 07/43] memblock: Introduce for_each_memblock() and new accessors Benjamin Herrenschmidt
2010-08-06 5:14 ` [PATCH 08/43] memblock/microblaze: Use " Benjamin Herrenschmidt
2010-08-06 8:52 ` Michal Simek
2010-08-06 22:50 ` Benjamin Herrenschmidt [this message]
2010-09-09 10:57 ` Michal Simek
2010-09-09 11:06 ` Stephen Rothwell
2010-09-09 11:54 ` Ingo Molnar
2010-09-10 8:18 ` Benjamin Herrenschmidt
2010-09-11 7:07 ` [PATCH] microblaze, memblock: fix compiling Yinghai Lu
2010-09-11 7:08 ` [PATCH] powerpc, memblock: fix will memblock reference Yinghai Lu
2010-09-11 7:29 ` [PATCH 08/43] memblock/microblaze: Use new accessors Ingo Molnar
2010-09-10 8:17 ` Benjamin Herrenschmidt
2010-08-06 5:14 ` [PATCH 09/43] memblock/sh: " Benjamin Herrenschmidt
2010-08-06 5:14 ` [PATCH 10/43] memblock/sparc: " Benjamin Herrenschmidt
2010-08-06 5:14 ` [PATCH 11/43] memblock/powerpc: " Benjamin Herrenschmidt
2010-08-06 5:14 ` [PATCH 12/43] memblock/arm: " Benjamin Herrenschmidt
2010-08-10 7:11 ` Russell King - ARM Linux
2010-08-06 5:14 ` [PATCH 13/43] memblock: Remove obsolete accessors Benjamin Herrenschmidt
2010-08-06 5:14 ` [PATCH 14/43] memblock: Remove memblock_find() Benjamin Herrenschmidt
2010-08-06 5:14 ` [PATCH 15/43] memblock: Remove nid_range argument, arch provides memblock_nid_range() instead Benjamin Herrenschmidt
2010-08-06 5:14 ` [PATCH 16/43] memblock: Factor the lowest level alloc function Benjamin Herrenschmidt
2010-08-06 5:14 ` [PATCH 17/43] memblock: Expose MEMBLOCK_ALLOC_ANYWHERE Benjamin Herrenschmidt
2010-08-06 5:14 ` [PATCH 18/43] memblock: Introduce default allocation limit and use it to replace explicit ones Benjamin Herrenschmidt
2010-08-06 5:15 ` [PATCH 19/43] memblock: Remove rmo_size, burry it in arch/powerpc where it belongs Benjamin Herrenschmidt
2010-08-06 5:15 ` [PATCH 20/43] memblock: Change u64 to phys_addr_t Benjamin Herrenschmidt
2010-08-06 5:15 ` [PATCH 21/43] memblock: Remove unused memblock.debug struct member Benjamin Herrenschmidt
2010-08-06 5:15 ` [PATCH 22/43] memblock: Remove memblock_type.size and add memblock.memory_size instead Benjamin Herrenschmidt
2010-08-06 5:15 ` [PATCH 23/43] memblock: Move memblock arrays to static storage in memblock.c and make their size a variable Benjamin Herrenschmidt
2010-08-06 5:15 ` [PATCH 24/43] memblock: Add debug markers at the end of the array Benjamin Herrenschmidt
2010-08-06 5:15 ` [PATCH 25/43] memblock: Make memblock_find_region() out of memblock_alloc_region() Benjamin Herrenschmidt
2010-08-06 5:15 ` [PATCH 26/43] memblock: Define MEMBLOCK_ERROR internally instead of using ~(phys_addr_t)0 Benjamin Herrenschmidt
2010-08-06 5:15 ` [PATCH 27/43] memblock: Move memblock_init() to the bottom of the file Benjamin Herrenschmidt
2010-08-06 5:15 ` [PATCH 28/43] memblock: split memblock_find_base() out of __memblock_alloc_base() Benjamin Herrenschmidt
2010-08-06 5:15 ` [PATCH 29/43] memblock: Move functions around into a more sensible order Benjamin Herrenschmidt
2010-08-06 5:15 ` [PATCH 30/43] memblock: Add array resizing support Benjamin Herrenschmidt
2010-08-06 5:15 ` [PATCH 31/43] memblock: Add arch function to control coalescing of memblock memory regions Benjamin Herrenschmidt
2010-08-06 5:15 ` [PATCH 32/43] memblock: Add "start" argument to memblock_find_base() Benjamin Herrenschmidt
2010-08-06 5:15 ` [PATCH 33/43] memblock: NUMA allocate can now use early_pfn_map Benjamin Herrenschmidt
2010-08-06 5:15 ` [PATCH 34/43] memblock: Separate memblock_alloc_nid() and memblock_alloc_try_nid() Benjamin Herrenschmidt
2010-08-06 5:15 ` [PATCH 35/43] memblock: Make memblock_alloc_try_nid() fallback to MEMBLOCK_ALLOC_ANYWHERE Benjamin Herrenschmidt
2010-08-06 5:15 ` [PATCH 36/43] memblock: Add debugfs files to dump the arrays content Benjamin Herrenschmidt
2010-08-06 5:15 ` [PATCH 37/43] memblock: Expose some memblock bits for use by x86 Benjamin Herrenschmidt
2010-08-06 5:15 ` [PATCH 38/43] memblock: Improve debug output when resizing the reserve array Benjamin Herrenschmidt
2010-08-06 5:15 ` [PATCH 39/43] memblock: Export MEMBLOCK_ERROR Benjamin Herrenschmidt
2010-08-06 5:15 ` [PATCH 40/43] memblock: Make MEMBLOCK_ERROR be 0 Benjamin Herrenschmidt
2010-08-06 5:15 ` [PATCH 41/43] memblock: Protect memblock.h with CONFIG_HAVE_MEMBLOCK Benjamin Herrenschmidt
2010-08-06 5:15 ` [PATCH 42/43] memblock: Option for the architecture to put memblock into the .init section Benjamin Herrenschmidt
2010-08-06 5:15 ` [PATCH 43/43] memblock: Add memblock_find_in_range() Benjamin Herrenschmidt
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