4.4.0-kfd-compute-rocm-rel-1.2-31

07:00.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Hawaii XT [Radeon R9 290]

(Reading database ... 122092 files and directories currently installed.)
Preparing to unpack fglrx-core_15.302-0ubuntu1_amd64.deb ...
Removing all DKMS Modules
Done.
Unpacking fglrx-core (2:15.302-0ubuntu1) over (2:15.302-0ubuntu1) ...
Setting up fglrx-core (2:15.302-0ubuntu1) ...
Loading new fglrx-core-15.302 DKMS files...
Building only for 4.4.0-kfd-compute-rocm-rel-1.2-31
Building for architecture x86_64
Building initial module for 4.4.0-kfd-compute-rocm-rel-1.2-31
ERROR (dkms apport): kernel package linux-headers-4.4.0-kfd-compute-rocm-rel-1.2-31 is not supported
Error! Bad return status for module build on kernel: 4.4.0-kfd-compute-rocm-rel-1.2-31 (x86_64)
Consult /var/lib/dkms/fglrx-core/15.302/build/make.log for more information.
update-initramfs: deferring update (trigger activated)
Processing triggers for initramfs-tools (0.103ubuntu4.2) ...
update-initramfs: Generating /boot/initrd.img-4.4.0-kfd-compute-rocm-rel-1.2-31
Processing triggers for libc-bin (2.19-0ubuntu6.6) ...

DKMS make.log for fglrx-core-15.302 for kernel 4.4.0-kfd-compute-rocm-rel-1.2-31 (x86_64)
Mon Oct 10 09:20:39 EDT 2016
/usr/sbin/dkms: line 73: cd: /var/lib/dkms/fglrx/15.302/build: No such file or directory
AMD kernel module generator version 2.1
doing Makefile based build for kernel 2.6.x and higher
rm -rf *.c *.h *.o *.ko *.a .??* *.symvers
make -C /lib/modules/4.4.0-kfd-compute-rocm-rel-1.2-31/build SUBDIRS=/var/lib/dkms/fglrx-core/15.302/build/2.6.x modules
make[1]: Entering directory `/usr/src/linux-headers-4.4.0-kfd-compute-rocm-rel-1.2-31'
  CC [M]  /var/lib/dkms/fglrx-core/15.302/build/2.6.x/firegl_public.o
<command-line>:0:0: warning: "COMPAT_ALLOC_USER_SPACE" redefined [enabled by default]
<command-line>:0:0: note: this is the location of the previous definition
/var/lib/dkms/fglrx-core/15.302/build/2.6.x/firegl_public.c: In function ‘KCL_fpu_save_init’:
/var/lib/dkms/fglrx-core/15.302/build/2.6.x/firegl_public.c:6475:49: error: ‘XSTATE_FP’ undeclared (first use in this function)
       if (!(fpu->state.xsave.header.xfeatures & XSTATE_FP))
                                                 ^
/var/lib/dkms/fglrx-core/15.302/build/2.6.x/firegl_public.c:6475:49: note: each undeclared identifier is reported only once for each function it appears in
/var/lib/dkms/fglrx-core/15.302/build/2.6.x/firegl_public.c: At top level:
/var/lib/dkms/fglrx-core/15.302/build/2.6.x/firegl_public.c:6465:12: warning: ‘KCL_fpu_save_init’ defined but not used [-Wunused-function]
static int KCL_fpu_save_init(struct task_struct *tsk)
            ^
make[2]: *** [/var/lib/dkms/fglrx-core/15.302/build/2.6.x/firegl_public.o] Error 1
make[1]: *** [_module_/var/lib/dkms/fglrx-core/15.302/build/2.6.x] Error 2
make[1]: Leaving directory `/usr/src/linux-headers-4.4.0-kfd-compute-rocm-rel-1.2-31'
make: *** [kmod_build] Error 2
build failed with return value 2 

#include <stdio.h>
#include <time.h>
#include <unistd.h>
#include <sys/time.h>
 
#ifdef DEBUG
#define DEBUG_ONEMILLI          /* debug gameserver for 1000 us */
#endif
 
/* conversion */
#define ONE_SECOND      1000000000      /* 1 second in nanoseconds      */
#define ONE_MSECOND     1000000         /* 1 millisecond in nanoseconds */
#define ONE_USECOND     1000            /* 1 microsecond in nanoseconds */
#define ONE_MILLI       1000            /* 1 millisecond in microseconds*/
 
/* usleep */
#define USLEEP_CLATENCY 100000          /* check latency in usleep      */
#define USLEEP_LATENCY  50000           /* default latency in usleep    */
#define USLEEP_OVERHEAD 10500           /* overhead of usleep function  */
#define DELAY_TEST      3000            /* delay loop test              */
#define USLEEP_DELAY    50              /* usleep will use dealy        */
#define USLEEP_NONE     2               /* usleep is irrelevant         */
#define USLEEP_COUNT    1               /* default usleep count         */
 
static unsigned long usleep_avg_lat = USLEEP_LATENCY;
static unsigned long usleep_count = USLEEP_COUNT;
 
#ifdef DEBUG_ONEMILLI
unsigned long long debug_usleep_count = 0;
unsigned long long debug_usleep_last = 0;
unsigned long long debug_usleep_last_last = 0;
#endif
 
static unsigned long long get_nsecs(void)
{
        unsigned long long nsec;
        struct timespec ts;
 
        clock_gettime(CLOCK_MONOTONIC, &ts);
 
        nsec = ts.tv_sec;
        nsec = (nsec * ONE_SECOND) + ts.tv_nsec;
 
        return nsec;
}
 
static inline void loopdelay(unsigned long loops)
{
        /* This code is NOT portable */
        asm volatile(
                "test %0,%0\n"
                "jz 3f\n"
                "jmp 1f\n"
                ".align 16\n"
                "1:jmp 2f\n"
                ".align 16\n"
                "2:dec %0\n"
                "jnz 2b\n"
                "3:dec %0\n"
                : : "a" (loops)
        );
}
 
static void microdelay(unsigned long usecs)
{
        unsigned long long nsecs, nsecs_delay;
 
        nsecs = get_nsecs();
        usecs = usecs * ONE_USECOND;
        nsecs_delay = get_nsecs() - nsecs;
        /* If already timeout then return */
        if (nsecs_delay >= usecs)
                return;
 
        loopdelay(DELAY_TEST);
        nsecs = get_nsecs() - nsecs;
        /* if already timeout then return */
        if (nsecs >= usecs)
                return;
 
        nsecs_delay = nsecs - nsecs_delay - nsecs_delay;
 
        loopdelay((DELAY_TEST * (usecs - nsecs)) / nsecs_delay);
}
 
#ifdef DEBUG_ONEMILLI
void debug_onemill(unsigned long long nsecs)
{
        if (debug_usleep_count % ONE_MILLI == 0) {
                if (!debug_usleep_count) {
                        debug_usleep_last = nsecs;
                        debug_usleep_count++;
                        return;
                }
                debug_usleep_last_last = debug_usleep_last;
                debug_usleep_last = nsecs;
                printf("called usleep(%d) %d times in %10llu milliseconds\n",
                        ONE_MILLI, ONE_MILLI,
                        (debug_usleep_last - debug_usleep_last_last)/ONE_MSECOND);
        }
        debug_usleep_count++;
}
#endif
 
int usleep(__useconds_t usecs)
{
        unsigned long long nsecs;
        struct timespec ts;
        int ret = 0;
 
        /*
         * no usleep is required for less then USLEEP_DELAY
         * because even if we return it will fulfill usleep.
         */
        if (usecs < USLEEP_NONE)
                return ret;
 
        /*
         * usleep will use delay for less then USLEEP_DELAY
         * because if we go for sleep we will never come back before 70-80 usecs (even with SCHED_FIFO)
         */
        if (usecs < USLEEP_DELAY) {
                microdelay(usecs);
                return ret;
        }
 
        nsecs = get_nsecs();
#ifdef DEBUG_ONEMILLI
        if (usecs == ONE_MILLI)
                debug_onemill(nsecs);
#endif
        usecs = usecs * ONE_USECOND;
        /* 
         * CLOCK_MONOTONIC is faster to read than REALTIME, but REALTIME is more 
         * accurate.
         */
        clock_gettime(CLOCK_MONOTONIC, &ts);
        if (usecs > ONE_SECOND)
                ts.tv_sec += usecs / ONE_SECOND;
 
        /*
         * calculate real sleep value based on overhead and latency of usleep()
         */
        ts.tv_nsec += usecs - USLEEP_OVERHEAD - (usleep_avg_lat / usleep_count);
        if (ts.tv_nsec > ONE_SECOND) {
                ts.tv_sec++;
                ts.tv_nsec -= ONE_SECOND;
        }
 
        ret = clock_nanosleep(CLOCK_MONOTONIC, TIMER_ABSTIME, &ts, NULL);
        nsecs = get_nsecs() - nsecs - usecs;
 
        /*
         * check for valid latency
         */
        if (nsecs < USLEEP_CLATENCY) {
                usleep_avg_lat += nsecs;
                usleep_count++;
        }
 
        return ret;
}

:/etc# ethtool eth0
Settings for eth0:
		Supported ports: [ TP ]
		Supported link modes:   10baseT/Half 10baseT/Full
						   100baseT/Half 100baseT/Full
					           1000baseT/Full
		Supports auto-negotiation: Yes
		Advertised link modes:  10baseT/Half 10baseT/Full
						   100baseT/Half 100baseT/Full
						   1000baseT/Full
		Advertised pause frame use: No
		Advertised auto-negotiation: Yes
		Speed: 100Mb/s
		Duplex: Full
		Port: Twisted Pair
		PHYAD: 1
		Transceiver: internal
		Auto-negotiation: on
		MDI-X: off
		Supports Wake-on: pumbg
		Wake-on: g
		Current message level: 0x00000001 (1)
		Link detected: yes

dmesg | grep eth0
e1000e 0000:02:00.0: eth0: (PCI Express:2.5GT/s:Width x1) 00:1b:21:d5:4f:89
e1000e 0000:02:00.0: eth0: Intel(R) PRO/1000 Network Connection
e1000e 0000:02:00.0: eth0: MAC: 4, PHY: 8, PBA No: E46981-006
ADDRCONF(NETDEV_UP): eth0: link is not ready
e1000e: eth0 NIC Link is Up 100 Mbps Full Duplex, Flow Control: None
e1000e 0000:02:00.0: eth0: 10/100 speed: disabling TSO
ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
eth0: no IPv6 routers present

ethtool -i eth0
driver: e1000e
version: 1.9.5-NAPI
firmware-version: 1.8-0
bus-info: 0000:02:00.0

dmesg |grep TSO
e1000e 0000:02:00.0: eth0: 10/100 speed: disabling TSO