[SCM] GNU Mach branch, master, updated. v1.8-670-g5e25bd3c

[Samuel Thibault]

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The branch, master has been updated
       via  5e25bd3cbd2be0e510d53e2b35ddb2c54a8e0ac5 (commit)
       via  0f59ffa714ec2ba17cd77f2bc57d4eab4e362535 (commit)
      from  aaa33bd1ef300380279d9e2875b61a7abaf2c88d (commit)

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- Log -----------------------------------------------------------------
commit 5e25bd3cbd2be0e510d53e2b35ddb2c54a8e0ac5
Author: Damien Zammit <damien@zamaudio.com>
Date:   Sat Jul 22 04:50:50 2023 +0000

    Add timing info to MACH_LOCK_MON lock monitoring
    
    Booting to beginning of bootstrap with different number of cpus
    and checking the lock statistics where TIME is in milliseconds:
    
    Set MACH_LOCK_MON to 1 in configfrag.ac, then
    
    Configure options
     --enable-ncpus=8 --enable-kdb --enable-apic --disable-linux-groups
    
    -smp 1
    
    db{0}> show all slocks
    
    SUCCESS FAIL    MASKED  STACK   TIME    LOCK/CALLER
    4208    0/0     4208/100        2/0     7890/1  0xc1098f54(c11847c8)
    1       0/0     1/100   0/0     7890/7890       0x315(c11966e0)
    30742   0/0     0/0     2106/0  160/0   0xf52a9e2c(f5a07958)
    30742   0/0     0/0     0/0     140/0   0xf52a5e2c(f5a07b10)
    149649  0/0     3372/2  1/0     120/0   0xc118a590(c118a9d4)
    16428   0/0     0/0     1/0     90/0    0xf52a5dd0(f5a07ab8)
    14345   0/0     0/0     18/0    80/0    0xf64afe2c(f64aa488)
    1791    0/0     0/0     1/0     80/0    0xf52a3e70(f5e57f70)
    
    17331 total locks, 0 empty buckets
    2320150 0/0     455490/19       11570533/4      17860/0 0xc10a4580(c10a4580)
    
    -smp 2
    
    (could not wait until booted)
    
    db{0}> show all slocks
    
    SUCCESS FAIL    MASKED  STACK   TIME    LOCK/CALLER
    47082   0/0     47082/100       0/0     413940/8        0xc1098f54(c11847c8)
    2       0/0     2/100   0/0     413940/206970   0x6ede(c11966e0)
    47139   0/0     0/0     2106/0  4670/0  0xc119edec(f5e409b0)
    132895  3/0     3372/2  1/0     4580/0  0xc118a590(c118a9d4)
    118313  0/0     2/0     0/0     3660/0  0xc1098ec4(c1189f80)
    183233  1/0     1714/0  2/0     2290/0  0xc1098e54(c118aa8c)
    14357   0/0     0/0     1878/0  1200/0  0xf52a4de0(f5e40a60)
    14345   0/0     0/0     18/0    1200/0  0xf52a4dec(f528f488)
    
    16910 total locks, 0 empty buckets
    2220850 455/0   485391/21       11549793/5      879030/0        
0xc10a4580(c10a4580)
    Message-Id: <20230722045043.1579134-1-damien@zamaudio.com>

commit 0f59ffa714ec2ba17cd77f2bc57d4eab4e362535
Author: Damien Zammit <damien@zamaudio.com>
Date:   Sat Jul 22 04:50:27 2023 +0000

    db_interface: Don't call db_on if MACH_KDB is off
    
    Allows building of gnumach with --disable-kdb and --enable-ncpus > 1
    Message-Id: <20230722045019.1579102-1-damien@zamaudio.com>

-----------------------------------------------------------------------

Summary of changes:
 i386/i386/db_interface.c |  2 +-
 kern/lock_mon.c          | 10 ++++------
 2 files changed, 5 insertions(+), 7 deletions(-)


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