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| H A D | iommu_gas.c | 30031172 Thu Jun 09 04:14:28 GMT 2022 Doug Moore <dougm@FreeBSD.org> iommu_gas: Change find_space lower search order
iommu_gas_lowermatch looks right, then left, then right again in its
search for free space. Change to a more straightforward last-fit
search that touches fewer tree nodes and improves performance.
Reported by: wxzhu@rice.edu
Reviewed by: alc, kib
MFC after: 3 weeks
Differential Revision: https://reviews.freebsd.org/D35439
30031172 Thu Jun 09 04:14:28 GMT 2022 Doug Moore <dougm@FreeBSD.org> iommu_gas: Change find_space lower search order
iommu_gas_lowermatch looks right, then left, then right again in its
search for free space. Change to a more straightforward last-fit
search that touches fewer tree nodes and improves performance.
Reported by: wxzhu@rice.edu
Reviewed by: alc, kib
MFC after: 3 weeks
Differential Revision: https://reviews.freebsd.org/D35439
30031172 Thu Jun 09 04:14:28 GMT 2022 Doug Moore <dougm@FreeBSD.org> iommu_gas: Change find_space lower search order
iommu_gas_lowermatch looks right, then left, then right again in its
search for free space. Change to a more straightforward last-fit
search that touches fewer tree nodes and improves performance.
Reported by: wxzhu@rice.edu
Reviewed by: alc, kib
MFC after: 3 weeks
Differential Revision: https://reviews.freebsd.org/D35439
30031172 Thu Jun 09 04:14:28 GMT 2022 Doug Moore <dougm@FreeBSD.org> iommu_gas: Change find_space lower search order
iommu_gas_lowermatch looks right, then left, then right again in its
search for free space. Change to a more straightforward last-fit
search that touches fewer tree nodes and improves performance.
Reported by: wxzhu@rice.edu
Reviewed by: alc, kib
MFC after: 3 weeks
Differential Revision: https://reviews.freebsd.org/D35439
30031172 Thu Jun 09 04:14:28 GMT 2022 Doug Moore <dougm@FreeBSD.org> iommu_gas: Change find_space lower search order
iommu_gas_lowermatch looks right, then left, then right again in its
search for free space. Change to a more straightforward last-fit
search that touches fewer tree nodes and improves performance.
Reported by: wxzhu@rice.edu
Reviewed by: alc, kib
MFC after: 3 weeks
Differential Revision: https://reviews.freebsd.org/D35439
30031172 Thu Jun 09 04:14:28 GMT 2022 Doug Moore <dougm@FreeBSD.org> iommu_gas: Change find_space lower search order
iommu_gas_lowermatch looks right, then left, then right again in its
search for free space. Change to a more straightforward last-fit
search that touches fewer tree nodes and improves performance.
Reported by: wxzhu@rice.edu
Reviewed by: alc, kib
MFC after: 3 weeks
Differential Revision: https://reviews.freebsd.org/D35439
30031172 Thu Jun 09 04:14:28 GMT 2022 Doug Moore <dougm@FreeBSD.org> iommu_gas: Change find_space lower search order
iommu_gas_lowermatch looks right, then left, then right again in its
search for free space. Change to a more straightforward last-fit
search that touches fewer tree nodes and improves performance.
Reported by: wxzhu@rice.edu
Reviewed by: alc, kib
MFC after: 3 weeks
Differential Revision: https://reviews.freebsd.org/D35439
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