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Re: [PATCH] xen: move BUG_ON(), WARN_ON(), ASSERT(), ASSERT_UNREACHABLE() to xen/bug.h
- To: Oleksii Kurochko <oleksii.kurochko@xxxxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Thu, 8 Feb 2024 17:42:53 +0100
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- Cc: Stefano Stabellini <sstabellini@xxxxxxxxxx>, Julien Grall <julien@xxxxxxx>, Bertrand Marquis <bertrand.marquis@xxxxxxx>, Michal Orzel <michal.orzel@xxxxxxx>, Volodymyr Babchuk <Volodymyr_Babchuk@xxxxxxxx>, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, George Dunlap <george.dunlap@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, Shawn Anastasio <sanastasio@xxxxxxxxxxxxxxxxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>, Ross Lagerwall <ross.lagerwall@xxxxxxxxxx>, "Daniel P. Smith" <dpsmith@xxxxxxxxxxxxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx
- Delivery-date: Thu, 08 Feb 2024 16:43:03 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 02.02.2024 19:03, Oleksii Kurochko wrote:
> Move the macros mentioned in the commit subject to their appropriate
> locations.
> Additionally, eliminate the dependency of xen/lib.h from xen/bug.h and
> include "xen/bug.h" in files where xen/bug.h macros are utilized.
>
> Most of the changes were made because a file requires macros from xen/bug.h,
> except for some files for Arm which require definitions of BUG_OPCODE,
> BUG_INSTR, BUG_FN_REG.
>
> xen/lib.h was added to list-sort.c ( otherwise compilation errors related
> to {d}printk occur during compilation of list-sort.c. ) as xen/lib.h was
> removed from xen/list.h. Since nothing in xen/list.h depends on xen/lib.h
> functionality and only xen/bug.h is needed.
>
> cpufeature.h requires the inclusion of <xen/cache.h>;
> otherwise, the following error will occur:
> ld: common/monitor.o:/build/xen/./arch/x86/include/asm/cpufeature.h:41:
> multiple definitions of `__cacheline_aligned';
>
> Signed-off-by: Oleksii Kurochko <oleksii.kurochko@xxxxxxxxx>
Acked-by: Jan Beulich <jbeulich@xxxxxxxx>
with one nit:
> --- a/xen/include/xen/cpumask.h
> +++ b/xen/include/xen/cpumask.h
> @@ -55,6 +55,7 @@
> * for_each_present_cpu(cpu) for-loop cpu over cpu_present_map
> */
>
> +#include <xen/bug.h>
> #include <xen/bitmap.h>
> #include <xen/kernel.h>
> #include <xen/random.h>
I think everywhere else you nicely inserted new #include-s so respect
alphabetical ordering, just here the insertion would want to move one
line down. Likely easy to do while committing, if no other reason for
a v2 arises ...
Jan
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