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Add some lock comments

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This commit is contained in:
Zdenek Kabelac 2012-04-24 12:17:12 +00:00
parent 8262a3f6ca
commit e7a71d030a
1 changed files with 5 additions and 5 deletions
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10
lib/locking/locking.h
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@ -67,13 +67,13 @@ int check_lvm1_vg_inactive(struct cmd_context *cmd, const char *vgname);
*/
#define LCK_TYPE_MASK 0x00000007U
#define LCK_NULL 0x00000000U /* LCK$_NLMODE */
#define LCK_READ 0x00000001U /* LCK$_CRMODE */
#define LCK_NULL 0x00000000U /* LCK$_NLMODE (Deactivate) */
#define LCK_READ 0x00000001U /* LCK$_CRMODE (Activate) */
/* LCK$_CWMODE */
#define LCK_PREAD 0x00000003U /* LCK$_PRMODE */
#define LCK_WRITE 0x00000004U /* LCK$_PWMODE */
#define LCK_EXCL 0x00000005U /* LCK$_EXMODE */
#define LCK_UNLOCK 0x00000006U /* This is ours */
#define LCK_WRITE 0x00000004U /* LCK$_PWMODE (Suspend) */
#define LCK_EXCL 0x00000005U /* LCK$_EXMODE (Exclusive) */
#define LCK_UNLOCK 0x00000006U /* This is ours (Resume) */
/*
* Lock flags - these numbers are the same as DLM