"02b0a160dcf4c6458cfcc86bc11aec043439bf87" (history) in projects: freebsd

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Searched hist:"02 b0a160dcf4c6458cfcc86bc11aec043439bf87" (Results 1 – 4 of 4) sorted by relevance

/freebsd/sys/i386/i386/
H A D	sys_machdep.c	diff 02b0a160dcf4c6458cfcc86bc11aec043439bf87 Tue May 29 20:55:41 CEST 2007 Attilio Rao <attilio@FreeBSD.org> Fix some problems introduced with the last descriptors tables locking patch: - Do the correct test for ldt allocation - Drop dt_lock just before to call kmem_free (since it acquires blocking locks inside) - Solve a deadlock with smp_rendezvous() where other CPU will wait undefinitively for dt_lock acquisition. - Add dt_lock in the WITNESS list of spinlocks While applying these modifies, change the requirement for user_ldt_free() making that returning without dt_lock held. Tested by: marcus, tegge Reviewed by: tegge Approved by: jeff (mentor) diff 02b0a160dcf4c6458cfcc86bc11aec043439bf87 Tue May 29 20:55:41 CEST 2007 Attilio Rao <attilio@FreeBSD.org> Fix some problems introduced with the last descriptors tables locking patch: - Do the correct test for ldt allocation - Drop dt_lock just before to call kmem_free (since it acquires blocking locks inside) - Solve a deadlock with smp_rendezvous() where other CPU will wait undefinitively for dt_lock acquisition. - Add dt_lock in the WITNESS list of spinlocks While applying these modifies, change the requirement for user_ldt_free() making that returning without dt_lock held. Tested by: marcus, tegge Reviewed by: tegge Approved by: jeff (mentor)
H A D	vm_machdep.c	diff 02b0a160dcf4c6458cfcc86bc11aec043439bf87 Tue May 29 20:55:41 CEST 2007 Attilio Rao <attilio@FreeBSD.org> Fix some problems introduced with the last descriptors tables locking patch: - Do the correct test for ldt allocation - Drop dt_lock just before to call kmem_free (since it acquires blocking locks inside) - Solve a deadlock with smp_rendezvous() where other CPU will wait undefinitively for dt_lock acquisition. - Add dt_lock in the WITNESS list of spinlocks While applying these modifies, change the requirement for user_ldt_free() making that returning without dt_lock held. Tested by: marcus, tegge Reviewed by: tegge Approved by: jeff (mentor) diff 02b0a160dcf4c6458cfcc86bc11aec043439bf87 Tue May 29 20:55:41 CEST 2007 Attilio Rao <attilio@FreeBSD.org> Fix some problems introduced with the last descriptors tables locking patch: - Do the correct test for ldt allocation - Drop dt_lock just before to call kmem_free (since it acquires blocking locks inside) - Solve a deadlock with smp_rendezvous() where other CPU will wait undefinitively for dt_lock acquisition. - Add dt_lock in the WITNESS list of spinlocks While applying these modifies, change the requirement for user_ldt_free() making that returning without dt_lock held. Tested by: marcus, tegge Reviewed by: tegge Approved by: jeff (mentor)
H A D	machdep.c	diff 02b0a160dcf4c6458cfcc86bc11aec043439bf87 Tue May 29 20:55:41 CEST 2007 Attilio Rao <attilio@FreeBSD.org> Fix some problems introduced with the last descriptors tables locking patch: - Do the correct test for ldt allocation - Drop dt_lock just before to call kmem_free (since it acquires blocking locks inside) - Solve a deadlock with smp_rendezvous() where other CPU will wait undefinitively for dt_lock acquisition. - Add dt_lock in the WITNESS list of spinlocks While applying these modifies, change the requirement for user_ldt_free() making that returning without dt_lock held. Tested by: marcus, tegge Reviewed by: tegge Approved by: jeff (mentor) diff 02b0a160dcf4c6458cfcc86bc11aec043439bf87 Tue May 29 20:55:41 CEST 2007 Attilio Rao <attilio@FreeBSD.org> Fix some problems introduced with the last descriptors tables locking patch: - Do the correct test for ldt allocation - Drop dt_lock just before to call kmem_free (since it acquires blocking locks inside) - Solve a deadlock with smp_rendezvous() where other CPU will wait undefinitively for dt_lock acquisition. - Add dt_lock in the WITNESS list of spinlocks While applying these modifies, change the requirement for user_ldt_free() making that returning without dt_lock held. Tested by: marcus, tegge Reviewed by: tegge Approved by: jeff (mentor)
/freebsd/sys/kern/
H A D	subr_witness.c	diff 02b0a160dcf4c6458cfcc86bc11aec043439bf87 Tue May 29 20:55:41 CEST 2007 Attilio Rao <attilio@FreeBSD.org> Fix some problems introduced with the last descriptors tables locking patch: - Do the correct test for ldt allocation - Drop dt_lock just before to call kmem_free (since it acquires blocking locks inside) - Solve a deadlock with smp_rendezvous() where other CPU will wait undefinitively for dt_lock acquisition. - Add dt_lock in the WITNESS list of spinlocks While applying these modifies, change the requirement for user_ldt_free() making that returning without dt_lock held. Tested by: marcus, tegge Reviewed by: tegge Approved by: jeff (mentor) diff 02b0a160dcf4c6458cfcc86bc11aec043439bf87 Tue May 29 20:55:41 CEST 2007 Attilio Rao <attilio@FreeBSD.org> Fix some problems introduced with the last descriptors tables locking patch: - Do the correct test for ldt allocation - Drop dt_lock just before to call kmem_free (since it acquires blocking locks inside) - Solve a deadlock with smp_rendezvous() where other CPU will wait undefinitively for dt_lock acquisition. - Add dt_lock in the WITNESS list of spinlocks While applying these modifies, change the requirement for user_ldt_free() making that returning without dt_lock held. Tested by: marcus, tegge Reviewed by: tegge Approved by: jeff (mentor)