New upstream version 17.11-rc3

[deb_dpdk.git] / lib / librte_eal / linuxapp / kni / compat.h

diff --git a/lib/librte_eal/linuxapp/kni/compat.h b/lib/librte_eal/linuxapp/kni/compat.h
index 647ba3c..3f8c0bc 100644 (file)
--- a/lib/librte_eal/linuxapp/kni/compat.h
+++ b/lib/librte_eal/linuxapp/kni/compat.h
@@ -2,10 +2,40 @@
  * Minimal wrappers to allow compiling kni on older kernels.
  */
 
+#include <linux/version.h>
+
 #ifndef RHEL_RELEASE_VERSION
 #define RHEL_RELEASE_VERSION(a, b) (((a) << 8) + (b))
 #endif
 
+/* SuSE version macro is the same as Linux kernel version */
+#ifndef SLE_VERSION
+#define SLE_VERSION(a, b, c) KERNEL_VERSION(a, b, c)
+#endif
+#ifdef CONFIG_SUSE_KERNEL
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 4, 57))
+/* SLES12SP3 is at least 4.4.57+ based */
+#define SLE_VERSION_CODE SLE_VERSION(12, 3, 0)
+#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 12, 28))
+/* SLES12 is at least 3.12.28+ based */
+#define SLE_VERSION_CODE SLE_VERSION(12, 0, 0)
+#elif ((LINUX_VERSION_CODE >= KERNEL_VERSION(3, 0, 61)) && \
+       (LINUX_VERSION_CODE < KERNEL_VERSION(3, 1, 0)))
+/* SLES11 SP3 is at least 3.0.61+ based */
+#define SLE_VERSION_CODE SLE_VERSION(11, 3, 0)
+#elif (LINUX_VERSION_CODE == KERNEL_VERSION(2, 6, 32))
+/* SLES11 SP1 is 2.6.32 based */
+#define SLE_VERSION_CODE SLE_VERSION(11, 1, 0)
+#elif (LINUX_VERSION_CODE == KERNEL_VERSION(2, 6, 27))
+/* SLES11 GA is 2.6.27 based */
+#define SLE_VERSION_CODE SLE_VERSION(11, 0, 0)
+#endif /* LINUX_VERSION_CODE == KERNEL_VERSION(x,y,z) */
+#endif /* CONFIG_SUSE_KERNEL */
+#ifndef SLE_VERSION_CODE
+#define SLE_VERSION_CODE 0
+#endif /* SLE_VERSION_CODE */
+
+
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 39) && \
        (!(defined(RHEL_RELEASE_CODE) && \
           RHEL_RELEASE_CODE >= RHEL_RELEASE_VERSION(6, 4)))
@@ -19,13 +49,25 @@
 #endif
 
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 35)
-#define sk_sleep(s) (s)->sk_sleep
+#define sk_sleep(s) ((s)->sk_sleep)
+#else
+#define HAVE_SOCKET_WQ
+#endif
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 7, 0)
+#define HAVE_STATIC_SOCK_MAP_FD
+#else
+#define kni_sock_map_fd(s) sock_map_fd(s, 0)
 #endif
 
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 9, 0)
 #define HAVE_CHANGE_CARRIER_CB
 #endif
 
+#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 14, 0)
+#define ether_addr_copy(dst, src) memcpy(dst, src, ETH_ALEN)
+#endif
+
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 19, 0)
 #define HAVE_IOV_ITER_MSGHDR
 #endif
@@ -35,6 +77,30 @@
 #define HAVE_REBUILD_HEADER
 #endif
 
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 7, 0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 2, 0)
+#define HAVE_SK_ALLOC_KERN_PARAM
+#endif
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 7, 0) || \
+       (defined(RHEL_RELEASE_CODE) && \
+        RHEL_RELEASE_CODE >= RHEL_RELEASE_VERSION(7, 4)) || \
+       (SLE_VERSION_CODE && SLE_VERSION_CODE == SLE_VERSION(12, 3, 0))
 #define HAVE_TRANS_START_HELPER
 #endif
+
+/*
+ * KNI uses NET_NAME_UNKNOWN macro to select correct version of alloc_netdev()
+ * For old kernels just backported the commit that enables the macro
+ * (685343fc3ba6) but still uses old API, it is required to undefine macro to
+ * select correct version of API, this is safe since KNI doesn't use the value.
+ * This fix is specific to RedHat/CentOS kernels.
+ */
+#if (defined(RHEL_RELEASE_CODE) && \
+       (RHEL_RELEASE_CODE >= RHEL_RELEASE_VERSION(6, 8)) && \
+       (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 34)))
+#undef NET_NAME_UNKNOWN
+#endif
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 11, 0)
+#define HAVE_SIGNAL_FUNCTIONS_OWN_HEADER
+#endif