mirror_zfs/contrib/intel_qat/patch/0001-timespec.diff
Kjeld Schouten-Lebbing 83b5a22d86 Add intel_QAT patches
Add community compatibility patches for Intel QAT
Due to incompatibility with higher kernel versions.

Also includes basic instructions.

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Kjeld Schouten-Lebbing <kjeld@schouten-lebbing.nl>
Closes #10961
Closes #10962
2020-10-01 12:22:28 -07:00

36 lines
1.7 KiB
Diff

This patch attempts to expose timespec and getnstimeofday which were
explicitly hidden in the 5.6 kernel with the introduction of the
following commits:
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c766d1472c70d25ad475cf56042af1652e792b23
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=412c53a680a97cb1ae2c0ab60230e193bee86387
Code received from users@dpdk.org, issue tracked under QATE-59888.
---
diff --git a/quickassist/lookaside/access_layer/src/sample_code/performance/framework/linux/kernel_space/cpa_sample_code_utils.c b/quickassist/lookaside/access_layer/src/sample_code/performance/framework/linux/kernel_space/cpa_sample_code_utils.c
index 4639834..523e376 100644
--- a/quickassist/lookaside/access_layer/src/sample_code/performance/framework/linux/kernel_space/cpa_sample_code_utils.c
+++ b/quickassist/lookaside/access_layer/src/sample_code/performance/framework/linux/kernel_space/cpa_sample_code_utils.c
@@ -107,6 +107,8 @@ atomic_t arrived;
extern struct device perf_device;
#endif
+#define timespec timespec64
+#define getnstimeofday ktime_get_real_ts64
/* Define a number for timeout */
#define SAMPLE_CODE_MAX_LONG (0x7FFFFFFF)
diff --git a/quickassist/qat/compat/qat_compat.h b/quickassist/qat/compat/qat_compat.h
index 2a02eaf..3515092 100644
--- a/quickassist/qat/compat/qat_compat.h
+++ b/quickassist/qat/compat/qat_compat.h
@@ -466,4 +466,7 @@ static inline void pci_ignore_hotplug(struct pci_dev *dev)
#if (RHEL_RELEASE_CODE && RHEL_RELEASE_VERSION(7, 3) <= RHEL_RELEASE_CODE)
#define QAT_KPT_CAP_DISCOVERY
#endif
+
+#define timespec timespec64
+#define getnstimeofday ktime_get_real_ts64
#endif /* _QAT_COMPAT_H_ */