mirror of
https://github.com/ceph/ceph
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9213a23f14
git-svn-id: https://ceph.svn.sf.net/svnroot/ceph@1138 29311d96-e01e-0410-9327-a35deaab8ce9
40 lines
1.8 KiB
Plaintext
40 lines
1.8 KiB
Plaintext
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// stable states // ------auth----- -----replica-----
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#define LOCK_SYNC 0 // R . / . . . WB same ... for stat()
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#define LOCK_LOCK 1 // R W / RC . . . . . / RC . . . ... for truncate(), fsync()
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#define LOCK_RDONLY 2 // R . / RC R . . same
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#define LOCK_MIXED 3 // . . / . R W . same
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#define LOCK_WRONLY 4 // . . / . . W WB same
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// transition states
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#define LOCK_GSYNCR 8 // R . / RC . . . same
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#define LOCK_GSYNCMW 9 // . . / RC . . WB same
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#define LOCK_GSYNCMW2 9 // . . / RC . . WB same
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#define LOCK_GLOCKSR 5 // R . / RC . . . . . / RC . . .
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#define LOCK_GLOCKMW 7 // . . / RC . . . same
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#define LOCK_GRDONLYM 10 // . . / . R . . same
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#define LOCK_GRDONLYM2 10 // --- . . / . R . .
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#define LOCK_GRDONLYW 11 // . . / . . . . same
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#define LOCK_GRDONLYW2 11 // --- . . / . . . .
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#define LOCK_GRDONLYS 12 // R . / RC . . . same
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#define LOCK_GRDONLYL 13 // R . / RC . . . ---
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#define LOCK_GMIXEDR 14 // R . / . R . . . . / . R . .
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#define LOCK_GMIXEDR2 15 // --- . . / . R . .
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#define LOCK_GMIXEDW 16 // . . / . . W . same
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#define LOCK_GMIXEDW2 16 // --- . . / . . W .
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#define LOCK_GMIXEDS 16 // R . / . . . . . . / . . . .
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#define LOCK_GMIXEDS2 16 // --- . . / . . . .
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#define LOCK_GMIXEDL 17 // R . / . . . . ---
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#define LOCK_GWRONLYR 18 // R . / . . . . same
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#define LOCK_GWRONLYR2 18 // --- . . / . . . .
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#define LOCK_GWRONLYM 19 // . . / . . . . same
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#define LOCK_GWRONLYM2 19 // --- . . / . . . .
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#define LOCK_GWRONLYS 20 // R . / . . . WB same
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#define LOCK_GWRONLYS2 20 // --- . . / . . . .
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#define LOCK_GWRONLYL 21
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