Re: [PATCH] ia64: including <asm/signal.h> alone causes compilationerrors

[Jeff Mahoney]

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Christoph Hellwig wrote:
> On Mon, Jan 09, 2006 at 12:15:14PM -0500, Jeff Mahoney wrote:
>>  Including *just* <asm/signal.h> on ia64 will result in a compilation failure,
>>  where it will succeed on every other architecture.
>>
>>  Every other arch includes <linux/compiler.h> either directly or via
>>  <linux/types.h> at the top of <asm-*/signal.h>. ia64 includes
>>  <linux/types.h> after including <asm-generic/signal.h>, which causes
>>  the __user in <asm-generic/signal.h> to get passed through untouched, causing
>>  compilation errors.
>>
>>  This patch moves the #include <linux/types.h> up to the beginning of signal.h,
>>  as found on every other arch.
>>
>>  A specific example of where this behavior is observed is the recent addition
>>  of OCFS2. fs/ocfs2/cluster/userdlm.c seems alone in only including
>>  <asm/signal.h>, which seems to be perfectly valid.
> 
> Generally you should only include <asm/signal.h> via <linux/signal.h>, which gets
> <linux/compiler.h> via <linux/spinlock.h>

Ok. I just did a quick grep and saw a number of places where
<asm/signal.h> was included. A closer look reveals most of those are in
arch/.

Ignore the noise.

- -Jeff

- --
Jeff Mahoney
SUSE Labs
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