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From: Anton Blanchard <anton@samba.org>
To: Milton Miller <miltonm@us.ibm.com>
Cc: linuxppc-dev@ozlabs.org
Subject: Re: [PATCH] powerpc: rtas_flash cannot be a module
Date: Sat, 12 Jun 2010 23:46:28 +1000	[thread overview]
Message-ID: <20100612134628.GP28295@kryten> (raw)
In-Reply-To: <20100610-reply@mdm.bga.com>

 
Hi,

> So we should use that rtas_data_buf with its lock ...
> 
> Oh look, the driver already uses that buffer for the call to verify_flash
> 
> untested patch to follow

Thanks, it built and tested OK with the following patch. Will send a
complete patch with these changes in a minute.

Anton

--- build/arch/powerpc/kernel/rtas_flash.c~	2010-06-12 09:06:43.000000000 -0400
+++ build/arch/powerpc/kernel/rtas_flash.c	2010-06-12 09:08:30.000000000 -0400
@@ -613,9 +613,9 @@
 	 * the kernel data segment.
 	 */
 	spin_lock(&rtas_data_buf_lock);
-	flist = (struct rtas_flash_list *)&rtas_data_buf[0];
-	flist.num_blocks = 0;
-	flist.next = rtas_firmware_flash_list;
+	flist = (struct flash_block_list *)&rtas_data_buf[0];
+	flist->num_blocks = 0;
+	flist->next = rtas_firmware_flash_list;
 	rtas_block_list = virt_to_abs(flist);
 	if (rtas_block_list >= 4UL*1024*1024*1024) {
 		printk(KERN_ALERT "FLASH: kernel bug...flash list header addr above 4GB\n");

      parent reply	other threads:[~2010-06-12 13:46 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-06-09  6:01 [PATCH] powerpc: rtas_flash cannot be a module Anton Blanchard
2010-06-09  6:01 ` Milton Miller
2010-06-09  6:01   ` [PATCH] powerpc: rtas_flash needs to use rtas_data_buf Milton Miller
2010-06-12 13:48     ` Anton Blanchard
2010-06-12 13:46   ` Anton Blanchard [this message]

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