Re: questions about header.S

2018-03-21 Thread Cao jin
Thanks very much for you hint! On 03/21/2018 05:57 PM, Thomas Gleixner wrote: > On Wed, 21 Mar 2018, Cao jin wrote: >> On 03/17/2018 06:01 PM, Cao jin wrote: >>>   I find two small questions which confuse me a little. >>> >>> 1. >>> # Check signature at end of setup >>>cmpl

Re: questions about header.S

2018-03-21 Thread Cao jin
Thanks very much for you hint! On 03/21/2018 05:57 PM, Thomas Gleixner wrote: > On Wed, 21 Mar 2018, Cao jin wrote: >> On 03/17/2018 06:01 PM, Cao jin wrote: >>>   I find two small questions which confuse me a little. >>> >>> 1. >>> # Check signature at end of setup >>>cmpl

Re: questions about header.S

2018-03-21 Thread Thomas Gleixner
On Wed, 21 Mar 2018, Cao jin wrote: > On 03/17/2018 06:01 PM, Cao jin wrote: > >   I find two small questions which confuse me a little. > > > > 1. > > # Check signature at end of setup > >cmpl$0x5a5aaa55, setup_sig > >jne setup_bad > > > > setup_sig is defined in

Re: questions about header.S

2018-03-21 Thread Thomas Gleixner
On Wed, 21 Mar 2018, Cao jin wrote: > On 03/17/2018 06:01 PM, Cao jin wrote: > >   I find two small questions which confuse me a little. > > > > 1. > > # Check signature at end of setup > >cmpl$0x5a5aaa55, setup_sig > >jne setup_bad > > > > setup_sig is defined in

Re: questions about header.S

2018-03-21 Thread Cao jin
Dear Maintainers,   Could you help to give a hint?   Thanks in advance. -- Sincerely, Cao jin On 03/17/2018 06:01 PM, Cao jin wrote: > Hi, > >   I find two small questions which confuse me a little. > > 1. > # Check signature at end of setup >cmpl$0x5a5aaa55, setup_sig >

Re: questions about header.S

2018-03-21 Thread Cao jin
Dear Maintainers,   Could you help to give a hint?   Thanks in advance. -- Sincerely, Cao jin On 03/17/2018 06:01 PM, Cao jin wrote: > Hi, > >   I find two small questions which confuse me a little. > > 1. > # Check signature at end of setup >cmpl$0x5a5aaa55, setup_sig >

questions about header.S

2018-03-17 Thread Cao jin
Hi,   I find two small questions which confuse me a little. 1. # Check signature at end of setup cmpl$0x5a5aaa55, setup_sig jne setup_bad setup_sig is defined in setup.ld, which points to the constant also defined in setup.ld, so I don't figure out in which case they don't

questions about header.S

2018-03-17 Thread Cao jin
Hi,   I find two small questions which confuse me a little. 1. # Check signature at end of setup cmpl$0x5a5aaa55, setup_sig jne setup_bad setup_sig is defined in setup.ld, which points to the constant also defined in setup.ld, so I don't figure out in which case they don't