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Re: [PATCH] libxencall: Bump SONAME following new functionality


  • To: Jan Beulich <jbeulich@xxxxxxxx>, Ian Jackson <iwj@xxxxxxxxxxxxxx>
  • From: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
  • Date: Fri, 25 Jun 2021 10:17:20 +0100
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  • Cc: Wei Liu <wl@xxxxxxx>, Xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxxx>
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  • List-id: Xen developer discussion <xen-devel.lists.xenproject.org>

On 25/06/2021 07:31, Jan Beulich wrote:
> On 24.06.2021 19:55, Andrew Cooper wrote:
>> Fixes: bef64f2c00 ("libxencall: introduce variant of xencall2() returning 
>> long")
> Is this strictly necessary, i.e. is a Fixes: tag here warranted?

Yes - very much so.

andrewcoop@andrewcoop:/local/xen.git/xen$ readelf -Wa
../tools/libs/call/libxencall.so.1.2 | grep 1\\.3
    33: 0000000000001496    59 FUNC    GLOBAL DEFAULT   13
xencall2L@@VERS_1.3
    39: 0000000000000000     0 OBJECT  GLOBAL DEFAULT  ABS VERS_1.3
    76: 0000000000000000     0 OBJECT  GLOBAL DEFAULT  ABS VERS_1.3
  020:   4 (VERS_1.2)      5 (VERS_1.3)      2 (VERS_1.0)      3
(VERS_1.1)  
  024:   3 (VERS_1.1)      2 (VERS_1.0)      4 (VERS_1.2)      5
(VERS_1.3)  
  0x0080: Rev: 1  Flags: none  Index: 5  Cnt: 2  Name: VERS_1.3

Without this, you create a library called .so.1.2 with 1.3's ABI in.

~Andrew

 


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