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Don't cache the new-bus name of a PCI device in the PCI conf structure,

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but reread it from the device_t every time the device list is fetched.
Previously the device name in pciconf -l would not be updated when a driver
was unloaded or if a device was detached and attached to a different
driver.

MFC after:	1 week
PR:		kern/104777
Submitted by:	"Iasen Kostoff"  tbyte | otel net
This commit is contained in:
jhb 2008-01-15 21:40:46 +00:00
parent 0957a8f3c9
commit 837d10831d
1 changed files with 4 additions and 1 deletions
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5
sys/dev/pci/pci_user.c
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@ -467,7 +467,7 @@ pci_ioctl(struct cdev *dev, u_long cmd, caddr_t data, int flag, struct thread *t
/* Populate pd_name and pd_unit */
name = NULL;
if (dinfo->cfg.dev && dinfo->conf.pd_name[0] == '\0')
if (dinfo->cfg.dev)
name = device_get_name(dinfo->cfg.dev);
if (name) {
strncpy(dinfo->conf.pd_name, name,
@ -475,6 +475,9 @@ pci_ioctl(struct cdev *dev, u_long cmd, caddr_t data, int flag, struct thread *t
dinfo->conf.pd_name[PCI_MAXNAMELEN] = 0;
dinfo->conf.pd_unit =
device_get_unit(dinfo->cfg.dev);
} else {
dinfo->conf.pd_name[0] = '\0';
dinfo->conf.pd_unit = 0;
}
#ifdef PRE7_COMPAT