[5.10] [Bugfix] mpt3sas: Features to enhance driver debugging · Pull Request !708 · anolis/cloud-kernel - Gitee.com

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anolis:gumi_devel-5.10_20220909_6 anolis:devel-5.10

创建于 2022-09-10 01:05

bugzilla: https://bugzilla.openanolis.cn/show_bug.cgi?id=2030

According to the MPI specification, PCIe SGL buffers can not cross a 4 GB
boundary.

While allocating, if any buffer crosses the 4 GB boundary, then:

Release the already allocated memory pools; and

Reallocate them by changing the DMA coherent mask to 32-bit

bugzilla: https://bugzilla.openanolis.cn/show_bug.cgi?id=2031

According to the MPI specification, chain buffers can not cross a 4 GB
boundary.

While allocating, if any buffer crosses the 4 GB boundary, then:

Release the already allocated memory pools; and

Reallocate them by changing the DMA coherent mask to 32-bit

bugzilla: https://bugzilla.openanolis.cn/show_bug.cgi?id=2036

According to the MPI specification, sense buffers can not cross a 4 GB
boundary.

While allocating, if any buffer crosses the 4 GB boundary, then:

Release the already allocated memory pools; and

Reallocate them by changing the DMA coherent mask to 32-bit

bugzilla: https://bugzilla.openanolis.cn/show_bug.cgi?id=2037

According to the MPI specification, reply buffers can not cross a 4 GB
boundary.

While allocating, if any buffer crosses the 4 GB boundary, then:

Release the already allocated memory pools; and

Reallocate them by changing the DMA coherent mask to 32-bit

bugzilla: https://bugzilla.openanolis.cn/show_bug.cgi?id=2038

According to the MPI specification, reply post buffers can not cross a 4
GB boundary.

While allocating, if any buffer crosses the 4 GB boundary, then:

Release the already allocated memory pools; and

Reallocate them by changing the DMA coherent mask to 32-bit

bugzilla: https://bugzilla.openanolis.cn/show_bug.cgi?id=2040

According to the MPI specification, reply post array buffers can not
cross a 4 GB boundary.

While allocating, if any buffer crosses the 4 GB boundary, then:

Release the already allocated memory pools; and

Reallocate them by changing the DMA coherent mask to 32-bit

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测试	小龙已测试通过	已完成 (1/1人)

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