hfs_notification.c [plain text]
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/file.h>
#include <sys/dirent.h>
#include <sys/stat.h>
#include <sys/mount.h>
#include <sys/vnode.h>
#include <sys/malloc.h>
#include <sys/ubc.h>
#include <sys/quota.h>
#include <sys/kdebug.h>
#include "hfs.h"
#include "hfs_catalog.h"
#include "hfs_cnode.h"
#include "hfs_dbg.h"
#include "hfs_mount.h"
#include "hfs_quota.h"
#include "hfs_endian.h"
#include "hfscommon/headers/BTreesInternal.h"
#include "hfscommon/headers/FileMgrInternal.h"
void hfs_generate_volume_notifications(struct hfsmount *hfsmp) {
ExtendedVCB *vcb = HFSTOVCB(hfsmp);
fsid_t fsid;
fsid.val[0] = (long)hfsmp->hfs_raw_dev;
fsid.val[1] = (long)vfs_typenum(HFSTOVFS(hfsmp));
if (hfsmp->hfs_notification_conditions & VQ_LOWDISK) {
if (hfs_freeblks(hfsmp, 1) > hfsmp->hfs_freespace_notify_desiredlevel) {
hfsmp->hfs_notification_conditions &= ~VQ_LOWDISK;
vfs_event_signal(&fsid, hfsmp->hfs_notification_conditions, NULL);
}
} else {
if (hfs_freeblks(hfsmp, 1) < hfsmp->hfs_freespace_notify_warninglimit) {
hfsmp->hfs_notification_conditions |= VQ_LOWDISK;
vfs_event_signal(&fsid, hfsmp->hfs_notification_conditions, NULL);
}
};
}