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From: Jan Beulich <jbeulich@suse.com>
To: Bobby Eshleman <bobbyeshleman@gmail.com>,
	Daniel Kiper <daniel.kiper@oracle.com>
Cc: Andrew Cooper <andrew.cooper3@citrix.com>,
	George Dunlap <george.dunlap@citrix.com>,
	Ian Jackson <iwj@xenproject.org>, Julien Grall <julien@xen.org>,
	Stefano Stabellini <sstabellini@kernel.org>, Wei Liu <wl@xen.org>,
	Xen-devel <xen-devel@lists.xenproject.org>
Subject: Re: [PATCH v3 1/5] xen: add XEN_BUILD_POSIX_TIME
Date: Fri, 22 Jan 2021 12:27:29 +0100	[thread overview]
Message-ID: <52e85ee7-b980-ece1-50d4-7deac182bca0@suse.com> (raw)
In-Reply-To: <e8c57268455291bad0bbcdf0013b0d5aa349be1b.1611273359.git.bobbyeshleman@gmail.com>

On 22.01.2021 01:51, Bobby Eshleman wrote:
> From: Daniel Kiper <daniel.kiper@oracle.com>
> 
> POSIX time is required to fill the TimeDateStamp field
> in the PE header.
> 
> Use SOURCE_DATE_EPOCH if available, otherwise use
> `date +%s` (available on both Linux and FreeBSD).
> 
> Signed-off-by: Daniel Kiper <daniel.kiper@oracle.com>
> Signed-off-by: Bobby Eshleman <bobbyeshleman@gmail.com>

Especially with there not being any user of the new item,
you will want to at least briefly explain ...

> --- a/xen/Makefile
> +++ b/xen/Makefile
> @@ -11,6 +11,7 @@ export XEN_DOMAIN	?= $(shell ([ -x /bin/dnsdomainname ] && /bin/dnsdomainname) |
>  export XEN_BUILD_DATE	?= $(shell LC_ALL=C date)
>  export XEN_BUILD_TIME	?= $(shell LC_ALL=C date +%T)
>  export XEN_BUILD_HOST	?= $(shell hostname)
> +export XEN_BUILD_POSIX_TIME	?= $(shell echo $${SOURCE_DATE_EPOCH:-$(shell date +%s)})

... the use of SOURCE_DATE_EPOCH here when it's not used for
XEN_BUILD_TIME (the two could also do with living side by
side) and ...

> --- a/xen/include/xen/compile.h.in
> +++ b/xen/include/xen/compile.h.in
> @@ -1,5 +1,6 @@
>  #define XEN_COMPILE_DATE	"@@date@@"
>  #define XEN_COMPILE_TIME	"@@time@@"
> +#define XEN_COMPILE_POSIX_TIME	@@posix_time@@
>  #define XEN_COMPILE_BY		"@@whoami@@"
>  #define XEN_COMPILE_DOMAIN	"@@domain@@"
>  #define XEN_COMPILE_HOST	"@@hostname@@"

... the lack of quotes here when all neighboring items have
them.

Jan


  reply	other threads:[~2021-01-22 11:27 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-22  0:51 [PATCH v3 0/5] Support Secure Boot for multiboot2 Xen Bobby Eshleman
2021-01-22  0:51 ` [PATCH v3 1/5] xen: add XEN_BUILD_POSIX_TIME Bobby Eshleman
2021-01-22 11:27   ` Jan Beulich [this message]
2021-01-22 21:57     ` Bobby Eshleman
2021-01-25  8:58       ` Jan Beulich
2021-01-22  0:51 ` [PATCH v3 2/5] xen/x86: manually build xen.mb.efi binary Bobby Eshleman
2021-03-15 13:36   ` Jan Beulich
2021-05-07 20:26     ` Bob Eshleman
2021-05-17  6:48       ` Jan Beulich
2021-05-17 13:20         ` Daniel Kiper
2021-05-17 13:24           ` Jan Beulich
2021-05-18 17:46             ` Daniel Kiper
2021-05-19  9:29               ` Jan Beulich
2021-05-19 12:48                 ` Daniel Kiper
2021-05-19 14:35                   ` Jan Beulich
2021-06-09 13:18                     ` Daniel Kiper
2021-06-09 13:45                       ` Jan Beulich
2021-01-22  0:51 ` [PATCH v3 3/5] xen/x86: add some addresses to the Multiboot header Bobby Eshleman
2021-03-15 15:05   ` Jan Beulich
2021-01-22  0:51 ` [PATCH v3 4/5] xen/x86: add some addresses to the Multiboot2 header Bobby Eshleman
2021-02-23  9:04   ` Roger Pau Monné
2021-02-23 18:07     ` Bob Eshleman
2021-01-22  0:51 ` [PATCH v3 5/5] xen/x86/efi: Verify dom0 kernel with SHIM_LOCK protocol in efi_multiboot2() Bobby Eshleman
2021-03-16 15:08   ` Jan Beulich
2021-01-22  9:39 ` [PATCH v3 0/5] Support Secure Boot for multiboot2 Xen Jan Beulich
2021-01-22 21:18   ` Bobby Eshleman
2021-01-25  8:52     ` Jan Beulich
2021-02-22 18:04 ` Bobby Eshleman
2021-02-23  7:16   ` Jan Beulich
2021-02-23 18:00     ` Bob Eshleman

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