This commit is contained in:
attilio 2013-02-26 21:13:09 +00:00
parent 134623836d
commit 9d00dd1afe
22 changed files with 231 additions and 117 deletions

View File

@ -126,5 +126,4 @@ not using
.Sh SEE ALSO
.Xr iconv 3 ,
.Xr tolower 3 ,
.Xr toupper 3 ,
.Xr iconv 9
.Xr toupper 3

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@ -23,7 +23,7 @@
.\"
.\" $FreeBSD$
.\"
.Dd March 28, 2012
.Dd February 26, 2013
.Dt PMC.SOFT 3
.Os
.Sh NAME
@ -61,6 +61,8 @@ The event specifiers supported by software are:
Hard clock ticks.
.It Li CLOCK.STAT
Stat clock ticks.
.It Li CLOCK.PROF
Profiling clock ticks.
.It Li LOCK.FAILED
Lock acquisition failed.
.It Li PAGE_FAULT.ALL

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@ -342,15 +342,15 @@ control_status(struct nv *nv)
(intmax_t)nv_get_uint64(nv, "dirty%u", ii));
printf(" statistics:\n");
printf(" reads: %ju\n",
(uint64_t)nv_get_uint64(nv, "stat_read%u", ii));
(uintmax_t)nv_get_uint64(nv, "stat_read%u", ii));
printf(" writes: %ju\n",
(uint64_t)nv_get_uint64(nv, "stat_write%u", ii));
(uintmax_t)nv_get_uint64(nv, "stat_write%u", ii));
printf(" deletes: %ju\n",
(uint64_t)nv_get_uint64(nv, "stat_delete%u", ii));
(uintmax_t)nv_get_uint64(nv, "stat_delete%u", ii));
printf(" flushes: %ju\n",
(uint64_t)nv_get_uint64(nv, "stat_flush%u", ii));
(uintmax_t)nv_get_uint64(nv, "stat_flush%u", ii));
printf(" activemap updates: %ju\n",
(uint64_t)nv_get_uint64(nv, "stat_activemap_update%u", ii));
(uintmax_t)nv_get_uint64(nv, "stat_activemap_update%u", ii));
printf(" local errors: "
"read: %ju, write: %ju, delete: %ju, flush: %ju\n",
(uintmax_t)nv_get_uint64(nv, "stat_read_error%u", ii),

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@ -178,6 +178,15 @@ Bit 0 represents INTx (line interrupts), bit 1 MSI, bit 2 MSI-X.
The default is 7 (all allowed).
The driver will select the best possible type out of the allowed types by
itself.
.It Va hw.cxgbe.fw_install
0 prohibits the driver from installing a firmware on the card.
1 allows the driver to install a new firmware if internal driver
heuristics indicate that the new firmware is preferable to the one
already on the card.
2 instructs the driver to always install the new firmware on the card as
long as it is compatible with the driver and is a different version than
the one already on the card.
The default is 1.
.It Va hw.cxgbe.config_file
Select a pre-packaged device configuration file.
A configuration file contains a recipe for partitioning and configuring the

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@ -49,6 +49,9 @@ __FBSDID("$FreeBSD$");
#include <machine/pte.h>
#include <machine/intr.h>
#include <machine/vmparam.h>
#ifdef ARM_VFP_SUPPORT
#include <machine/vfp.h>
#endif
#include "opt_smp.h"
@ -181,6 +184,11 @@ init_secondary(int cpu)
KASSERT(PCPU_GET(idlethread) != NULL, ("no idle thread"));
pc->pc_curthread = pc->pc_idlethread;
pc->pc_curpcb = pc->pc_idlethread->td_pcb;
#ifdef ARM_VFP_SUPPORT
pc->pc_cpu = cpu;
vfp_init();
#endif
mtx_lock_spin(&ap_boot_mtx);

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@ -43,7 +43,6 @@ unsigned int get_coprocessorACR(void);
int vfp_bounce(u_int, u_int, struct trapframe *, int);
void vfp_discard(void);
void vfp_enable(void);
void vfp_init(void);
void vfp_restore(struct vfp_state *);
void vfp_store(struct vfp_state *);
void set_coprocessorACR(u_int);
@ -74,8 +73,8 @@ void
set_coprocessorACR(u_int val)
{
__asm __volatile("mcr p15, 0, %0, c1, c0, 2\n\t"
"isb\n\t"
: : "r" (val) : "cc");
isb();
}
@ -140,7 +139,7 @@ vfp_bounce(u_int addr, u_int insn, struct trapframe *frame, int code)
#ifdef SMP
/* don't save if newer registers are on another processor */
if (vfptd /* && (vfptd == curthread) */ &&
(vfptd->td_pcb->pcb_vfpcpu == PCPU_GET(vfpcpu))
(vfptd->td_pcb->pcb_vfpcpu == PCPU_GET(cpu)))
#else
/* someone did not save their registers, */
if (vfptd /* && (vfptd == curthread) */)
@ -168,7 +167,7 @@ vfp_bounce(u_int addr, u_int insn, struct trapframe *frame, int code)
*/
vfp_restore(&curpcb->pcb_vfpstate);
#ifdef SMP
curpcb->pcb_cpu = PCPU_GET(cpu);
curpcb->pcb_vfpcpu = PCPU_GET(cpu);
#endif
PCPU_SET(vfpcthread, PCPU_GET(curthread));
return 0;

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@ -124,5 +124,6 @@
#define COPROC10 (0x3 << 20)
#define COPROC11 (0x3 << 22)
void vfp_init(void);
#endif

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@ -23,6 +23,7 @@
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright 2011 Nexenta Systems, Inc. All rights reserved.
* Copyright (c) 2012 by Delphix. All rights reserved.
* Copyright 2013 Martin Matuska <mm@FreeBSD.org>. All rights reserved.
*/
#include <sys/zfs_context.h>
@ -3205,7 +3206,10 @@ vdev_deadman(vdev_t *vd)
fio->io_timestamp, delta,
vq->vq_io_complete_ts);
fm_panic("I/O to pool '%s' appears to be "
"hung.", spa_name(spa));
"hung on vdev guid %llu at '%s'.",
spa_name(spa),
(long long unsigned int) vd->vdev_guid,
vd->vdev_path);
}
}
mutex_exit(&vq->vq_lock);

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@ -67,7 +67,7 @@ struct ichss_softc {
#define PCI_DEV_82801BA 0x244c /* ICH2M */
#define PCI_DEV_82801CA 0x248c /* ICH3M */
#define PCI_DEV_82801DB 0x24cc /* ICH4M */
#define PCI_DEV_82815BA 0x1130 /* Unsupported/buggy part */
#define PCI_DEV_82815_MC 0x1130 /* Unsupported/buggy part */
/* PCI config registers for finding PMBASE and enabling SpeedStep. */
#define ICHSS_PMBASE_OFFSET 0x40
@ -155,9 +155,6 @@ ichss_identify(driver_t *driver, device_t parent)
* E.g. see Section 6.1 "PCI Devices and Functions" and table 6.1 of
* Intel(r) 82801BA I/O Controller Hub 2 (ICH2) and Intel(r) 82801BAM
* I/O Controller Hub 2 Mobile (ICH2-M).
*
* TODO: add a quirk to disable if we see the 82815_MC along
* with the 82801BA and revision < 5.
*/
ich_device = pci_find_bsf(0, 0x1f, 0);
if (ich_device == NULL ||
@ -167,6 +164,22 @@ ichss_identify(driver_t *driver, device_t parent)
pci_get_device(ich_device) != PCI_DEV_82801DB))
return;
/*
* Certain systems with ICH2 and an Intel 82815_MC host bridge
* where the host bridge's revision is < 5 lockup if SpeedStep
* is used.
*/
if (pci_get_device(ich_device) == PCI_DEV_82801BA) {
device_t hostb;
hostb = pci_find_bsf(0, 0, 0);
if (hostb != NULL &&
pci_get_vendor(hostb) == PCI_VENDOR_INTEL &&
pci_get_device(hostb) == PCI_DEV_82815_MC &&
pci_get_revid(hostb) < 5)
return;
}
/* Find the PMBASE register from our PCI config header. */
pmbase = pci_read_config(ich_device, ICHSS_PMBASE_OFFSET,
sizeof(pmbase));

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@ -68,6 +68,11 @@ enum {
#define FW_VERSION_MICRO 4
#define FW_VERSION_BUILD 0
#define FW_VERSION (V_FW_HDR_FW_VER_MAJOR(FW_VERSION_MAJOR) | \
V_FW_HDR_FW_VER_MINOR(FW_VERSION_MINOR) | \
V_FW_HDR_FW_VER_MICRO(FW_VERSION_MICRO) | \
V_FW_HDR_FW_VER_BUILD(FW_VERSION_BUILD))
struct port_stats {
u64 tx_octets; /* total # of octets in good frames */
u64 tx_frames; /* all good frames */

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@ -212,6 +212,13 @@ TUNABLE_INT("hw.cxgbe.interrupt_types", &t4_intr_types);
static char t4_cfg_file[32] = "default";
TUNABLE_STR("hw.cxgbe.config_file", t4_cfg_file, sizeof(t4_cfg_file));
/*
* Firmware auto-install by driver during attach (0, 1, 2 = prohibited, allowed,
* encouraged respectively).
*/
static unsigned int t4_fw_install = 1;
TUNABLE_INT("hw.cxgbe.fw_install", &t4_fw_install);
/*
* ASIC features that will be used. Disable the ones you don't want so that the
* chip resources aren't wasted on features that will not be used.
@ -1502,6 +1509,33 @@ allocate:
return (ENXIO);
}
/*
* Is the given firmware compatible with the one the driver was compiled with?
*/
static int
fw_compatible(const struct fw_hdr *hdr)
{
if (hdr->fw_ver == htonl(FW_VERSION))
return (1);
/*
* XXX: Is this too conservative? Perhaps I should limit this to the
* features that are supported in the driver.
*/
if (hdr->intfver_nic == FW_HDR_INTFVER_NIC &&
hdr->intfver_vnic == FW_HDR_INTFVER_VNIC &&
hdr->intfver_ofld == FW_HDR_INTFVER_OFLD &&
hdr->intfver_ri == FW_HDR_INTFVER_RI &&
hdr->intfver_iscsipdu == FW_HDR_INTFVER_ISCSIPDU &&
hdr->intfver_iscsi == FW_HDR_INTFVER_ISCSI &&
hdr->intfver_fcoepdu == FW_HDR_INTFVER_FCOEPDU &&
hdr->intfver_fcoe == FW_HDR_INTFVER_FCOEPDU)
return (1);
return (0);
}
/*
* Install a compatible firmware (if required), establish contact with it (by
* saying hello), and reset the device. If we end up as the master driver,
@ -1512,83 +1546,98 @@ static int
prep_firmware(struct adapter *sc)
{
const struct firmware *fw = NULL, *cfg = NULL, *default_cfg;
int rc;
int rc, card_fw_usable, kld_fw_usable;
enum dev_state state;
struct fw_hdr *card_fw;
const struct fw_hdr *kld_fw;
default_cfg = firmware_get(T4_CFGNAME);
/* Check firmware version and install a different one if necessary */
rc = t4_check_fw_version(sc);
/* Read the header of the firmware on the card */
card_fw = malloc(sizeof(*card_fw), M_CXGBE, M_ZERO | M_WAITOK);
rc = -t4_read_flash(sc, FLASH_FW_START,
sizeof (*card_fw) / sizeof (uint32_t), (uint32_t *)card_fw, 1);
if (rc == 0)
card_fw_usable = fw_compatible((const void*)card_fw);
else {
device_printf(sc->dev,
"Unable to read card's firmware header: %d\n", rc);
card_fw_usable = 0;
}
/* This is the firmware in the KLD */
fw = firmware_get(T4_FWNAME);
if (fw != NULL) {
kld_fw = (const void *)fw->data;
kld_fw_usable = fw_compatible(kld_fw);
} else {
kld_fw = NULL;
kld_fw_usable = 0;
}
/*
* Short circuit for the common case: the firmware on the card is an
* exact match and the KLD is an exact match too, or it's
* absent/incompatible, or we're prohibited from using it. Note that
* t4_fw_install = 2 is ignored here -- use cxgbetool loadfw if you want
* to reinstall the same firmware as the one on the card.
*/
if (card_fw_usable && card_fw->fw_ver == htonl(FW_VERSION) &&
(!kld_fw_usable || kld_fw->fw_ver == htonl(FW_VERSION) ||
t4_fw_install == 0))
goto hello;
if (kld_fw_usable && (!card_fw_usable ||
ntohl(kld_fw->fw_ver) > ntohl(card_fw->fw_ver) ||
(t4_fw_install == 2 && kld_fw->fw_ver != card_fw->fw_ver))) {
uint32_t v = ntohl(kld_fw->fw_ver);
device_printf(sc->dev,
"installing firmware %d.%d.%d.%d on card.\n",
G_FW_HDR_FW_VER_MAJOR(v), G_FW_HDR_FW_VER_MINOR(v),
G_FW_HDR_FW_VER_MICRO(v), G_FW_HDR_FW_VER_BUILD(v));
rc = -t4_load_fw(sc, fw->data, fw->datasize);
if (rc != 0) {
device_printf(sc->dev,
"failed to install firmware: %d\n", rc);
goto done;
}
/* Installed successfully, update the cached header too. */
memcpy(card_fw, kld_fw, sizeof(*card_fw));
card_fw_usable = 1;
}
if (!card_fw_usable) {
uint32_t c, k;
c = ntohl(card_fw->fw_ver);
k = kld_fw ? ntohl(kld_fw->fw_ver) : 0;
device_printf(sc->dev, "Cannot find a usable firmware: "
"fw_install %d, driver compiled with %d.%d.%d.%d, "
"card has %d.%d.%d.%d, KLD has %d.%d.%d.%d\n",
t4_fw_install,
G_FW_HDR_FW_VER_MAJOR(FW_VERSION),
G_FW_HDR_FW_VER_MINOR(FW_VERSION),
G_FW_HDR_FW_VER_MICRO(FW_VERSION),
G_FW_HDR_FW_VER_BUILD(FW_VERSION),
G_FW_HDR_FW_VER_MAJOR(c), G_FW_HDR_FW_VER_MINOR(c),
G_FW_HDR_FW_VER_MICRO(c), G_FW_HDR_FW_VER_BUILD(c),
G_FW_HDR_FW_VER_MAJOR(k), G_FW_HDR_FW_VER_MINOR(k),
G_FW_HDR_FW_VER_MICRO(k), G_FW_HDR_FW_VER_BUILD(k));
goto done;
}
hello:
/* We're using whatever's on the card and it's known to be good. */
sc->params.fw_vers = ntohl(card_fw->fw_ver);
snprintf(sc->fw_version, sizeof(sc->fw_version), "%u.%u.%u.%u",
G_FW_HDR_FW_VER_MAJOR(sc->params.fw_vers),
G_FW_HDR_FW_VER_MINOR(sc->params.fw_vers),
G_FW_HDR_FW_VER_MICRO(sc->params.fw_vers),
G_FW_HDR_FW_VER_BUILD(sc->params.fw_vers));
if (rc != 0) {
uint32_t v = 0;
fw = firmware_get(T4_FWNAME);
if (fw != NULL) {
const struct fw_hdr *hdr = (const void *)fw->data;
v = ntohl(hdr->fw_ver);
/*
* The firmware module will not be used if it isn't the
* same major version as what the driver was compiled
* with.
*/
if (G_FW_HDR_FW_VER_MAJOR(v) != FW_VERSION_MAJOR) {
device_printf(sc->dev,
"Found firmware image but version %d "
"can not be used with this driver (%d)\n",
G_FW_HDR_FW_VER_MAJOR(v), FW_VERSION_MAJOR);
firmware_put(fw, FIRMWARE_UNLOAD);
fw = NULL;
}
}
if (fw == NULL && rc < 0) {
device_printf(sc->dev, "No usable firmware. "
"card has %d.%d.%d, driver compiled with %d.%d.%d",
G_FW_HDR_FW_VER_MAJOR(sc->params.fw_vers),
G_FW_HDR_FW_VER_MINOR(sc->params.fw_vers),
G_FW_HDR_FW_VER_MICRO(sc->params.fw_vers),
FW_VERSION_MAJOR, FW_VERSION_MINOR,
FW_VERSION_MICRO);
rc = EAGAIN;
goto done;
}
/*
* Always upgrade, even for minor/micro/build mismatches.
* Downgrade only for a major version mismatch or if
* force_firmware_install was specified.
*/
if (fw != NULL && (rc < 0 || v > sc->params.fw_vers)) {
device_printf(sc->dev,
"installing firmware %d.%d.%d.%d on card.\n",
G_FW_HDR_FW_VER_MAJOR(v), G_FW_HDR_FW_VER_MINOR(v),
G_FW_HDR_FW_VER_MICRO(v), G_FW_HDR_FW_VER_BUILD(v));
rc = -t4_load_fw(sc, fw->data, fw->datasize);
if (rc != 0) {
device_printf(sc->dev,
"failed to install firmware: %d\n", rc);
goto done;
} else {
/* refresh */
(void) t4_check_fw_version(sc);
snprintf(sc->fw_version,
sizeof(sc->fw_version), "%u.%u.%u.%u",
G_FW_HDR_FW_VER_MAJOR(sc->params.fw_vers),
G_FW_HDR_FW_VER_MINOR(sc->params.fw_vers),
G_FW_HDR_FW_VER_MICRO(sc->params.fw_vers),
G_FW_HDR_FW_VER_BUILD(sc->params.fw_vers));
}
}
}
/* Contact firmware. */
rc = t4_fw_hello(sc, sc->mbox, sc->mbox, MASTER_MAY, &state);
@ -1639,6 +1688,7 @@ prep_firmware(struct adapter *sc)
sc->flags |= FW_OK;
done:
free(card_fw, M_CXGBE);
if (fw != NULL)
firmware_put(fw, FIRMWARE_UNLOAD);
if (cfg != NULL)

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@ -45,6 +45,8 @@ __FBSDID("$FreeBSD$");
#define SOFT_CAPS (PMC_CAP_READ | PMC_CAP_WRITE | PMC_CAP_INTERRUPT | \
PMC_CAP_USER | PMC_CAP_SYSTEM)
PMC_SOFT_DECLARE( , , clock, prof);
struct soft_descr {
struct pmc_descr pm_descr; /* "base class" */
};
@ -125,6 +127,8 @@ soft_allocate_pmc(int cpu, int ri, struct pmc *pm,
return (EINVAL);
pmc_soft_ev_release(ps);
if (ev == pmc___clock_prof.ps_ev.pm_ev_code)
cpu_startprofclock();
return (0);
}
@ -324,9 +328,8 @@ soft_release_pmc(int cpu, int ri, struct pmc *pmc)
KASSERT(phw->phw_pmc == NULL,
("[soft,%d] PHW pmc %p non-NULL", __LINE__, phw->phw_pmc));
/*
* Nothing to do.
*/
if (pmc->pm_event == pmc___clock_prof.ps_ev.pm_ev_code)
cpu_stopprofclock();
return (0);
}

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@ -391,7 +391,7 @@ random_yarrow_block(int flag)
mtx_lock(&random_reseed_mtx);
/* Blocking logic */
while (random_systat.seeded && !error) {
while (!random_systat.seeded && !error) {
if (flag & O_NONBLOCK)
error = EWOULDBLOCK;
else {

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@ -78,6 +78,7 @@ __FBSDID("$FreeBSD$");
#include <sys/pmckern.h>
PMC_SOFT_DEFINE( , , clock, hard);
PMC_SOFT_DEFINE( , , clock, stat);
PMC_SOFT_DEFINE( , , clock, prof);
#endif
#ifdef DEVICE_POLLING
@ -817,6 +818,10 @@ profclock_cnt(int cnt, int usermode, uintfptr_t pc)
}
}
#endif
#ifdef HWPMC_HOOKS
if (td->td_intr_frame != NULL)
PMC_SOFT_CALL_TF( , , clock, prof, td->td_intr_frame);
#endif
}
/*

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@ -732,12 +732,15 @@ cpu_startprofclock(void)
{
ET_LOCK();
if (periodic) {
configtimer(0);
profiling = 1;
configtimer(1);
if (profiling == 0) {
if (periodic) {
configtimer(0);
profiling = 1;
configtimer(1);
} else
profiling = 1;
} else
profiling = 1;
profiling++;
ET_UNLOCK();
}
@ -749,12 +752,15 @@ cpu_stopprofclock(void)
{
ET_LOCK();
if (periodic) {
configtimer(0);
if (profiling == 1) {
if (periodic) {
configtimer(0);
profiling = 0;
configtimer(1);
} else
profiling = 0;
configtimer(1);
} else
profiling = 0;
profiling--;
ET_UNLOCK();
}

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@ -156,6 +156,9 @@ timeval2bintime(const struct timeval *tv, struct bintime *bt)
/* 18446744073709 = int(2^64 / 1000000) */
bt->frac = tv->tv_usec * (uint64_t)18446744073709LL;
}
#endif /* __BSD_VISIBLE */
#ifdef _KERNEL
/* Operations on timespecs */
#define timespecclear(tvp) ((tvp)->tv_sec = (tvp)->tv_nsec = 0)
@ -194,7 +197,7 @@ timeval2bintime(const struct timeval *tv, struct bintime *bt)
/* timevaladd and timevalsub are not inlined */
#endif /* __BSD_VISIBLE */
#endif /* _KERNEL */
#ifndef _KERNEL /* NetBSD/OpenBSD compatible interfaces */

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@ -1176,7 +1176,7 @@ shadowlookup:
if (object != tobject)
VM_OBJECT_UNLOCK(object);
m->oflags |= VPO_WANTED;
VM_OBJECT_SLEEP(tobject, m, PDROP | PVM, "madvpo" , 0);
VM_OBJECT_SLEEP(tobject, m, PDROP | PVM, "madvpo", 0);
VM_OBJECT_LOCK(object);
goto relookup;
}

View File

@ -116,7 +116,7 @@ vnode_create_vobject(struct vnode *vp, off_t isize, struct thread *td)
}
VOP_UNLOCK(vp, 0);
vm_object_set_flag(object, OBJ_DISCONNECTWNT);
VM_OBJECT_SLEEP(object, object, PDROP | PVM, "vodead" , 0);
VM_OBJECT_SLEEP(object, object, PDROP | PVM, "vodead", 0);
vn_lock(vp, LK_EXCLUSIVE | LK_RETRY);
}
@ -210,7 +210,7 @@ retry:
if ((object->flags & OBJ_DEAD) == 0)
break;
vm_object_set_flag(object, OBJ_DISCONNECTWNT);
VM_OBJECT_SLEEP(object, object, PDROP | PVM, "vadead" , 0);
VM_OBJECT_SLEEP(object, object, PDROP | PVM, "vadead", 0);
}
if (vp->v_usecount == 0)

View File

@ -323,14 +323,14 @@ START_TRACE:
fprintf(trussinfo->outfile, "%5d: ",
trussinfo->pid);
if (trussinfo->flags & ABSOLUTETIMESTAMPS) {
timespecsubt_to(&trussinfo->curthread->after,
timespecsubt(&trussinfo->curthread->after,
&trussinfo->start_time, &timediff);
fprintf(trussinfo->outfile, "%ld.%09ld ",
(long)timediff.tv_sec,
timediff.tv_nsec);
}
if (trussinfo->flags & RELATIVETIMESTAMPS) {
timespecsubt_to(&trussinfo->curthread->after,
timespecsubt(&trussinfo->curthread->after,
&trussinfo->curthread->before, &timediff);
fprintf(trussinfo->outfile, "%ld.%09ld ",
(long)timediff.tv_sec,
@ -349,14 +349,14 @@ START_TRACE:
fprintf(trussinfo->outfile, "%5d: ",
trussinfo->pid);
if (trussinfo->flags & ABSOLUTETIMESTAMPS) {
timespecsubt_to(&trussinfo->curthread->after,
timespecsubt(&trussinfo->curthread->after,
&trussinfo->start_time, &timediff);
fprintf(trussinfo->outfile, "%ld.%09ld ",
(long)timediff.tv_sec,
timediff.tv_nsec);
}
if (trussinfo->flags & RELATIVETIMESTAMPS) {
timespecsubt_to(&trussinfo->curthread->after,
timespecsubt(&trussinfo->curthread->after,
&trussinfo->curthread->before, &timediff);
fprintf(trussinfo->outfile, "%ld.%09ld ",
(long)timediff.tv_sec, timediff.tv_nsec);

View File

@ -1126,14 +1126,14 @@ print_syscall(struct trussinfo *trussinfo, const char *name, int nargs,
}
if (trussinfo->flags & ABSOLUTETIMESTAMPS) {
timespecsubt_to(&trussinfo->curthread->after,
timespecsubt(&trussinfo->curthread->after,
&trussinfo->start_time, &timediff);
len += fprintf(trussinfo->outfile, "%ld.%09ld ",
(long)timediff.tv_sec, timediff.tv_nsec);
}
if (trussinfo->flags & RELATIVETIMESTAMPS) {
timespecsubt_to(&trussinfo->curthread->after,
timespecsubt(&trussinfo->curthread->after,
&trussinfo->curthread->before, &timediff);
len += fprintf(trussinfo->outfile, "%ld.%09ld ",
(long)timediff.tv_sec, timediff.tv_nsec);
@ -1165,9 +1165,9 @@ print_syscall_ret(struct trussinfo *trussinfo, const char *name, int nargs,
if (!sc)
return;
clock_gettime(CLOCK_REALTIME, &trussinfo->curthread->after);
timespecsubt_to(&trussinfo->curthread->after,
timespecsubt(&trussinfo->curthread->after,
&trussinfo->curthread->before, &timediff);
timespecadd_to(&sc->time, &timediff, &sc->time);
timespecadd(&sc->time, &timediff, &sc->time);
sc->ncalls++;
if (errorp)
sc->nerror++;
@ -1205,7 +1205,7 @@ print_summary(struct trussinfo *trussinfo)
fprintf(trussinfo->outfile, "%-20s%5jd.%09ld%8d%8d\n",
sc->name, (intmax_t)sc->time.tv_sec,
sc->time.tv_nsec, sc->ncalls, sc->nerror);
timespecadd_to(&total, &sc->time, &total);
timespecadd(&total, &sc->time, &total);
ncall += sc->ncalls;
nerror += sc->nerror;
}

View File

@ -62,7 +62,7 @@ struct trussinfo
SLIST_HEAD(, threadinfo) threadlist;
};
#define timespecsubt_to(tvp, uvp, vvp) \
#define timespecsubt(tvp, uvp, vvp) \
do { \
(vvp)->tv_sec = (tvp)->tv_sec - (uvp)->tv_sec; \
(vvp)->tv_nsec = (tvp)->tv_nsec - (uvp)->tv_nsec; \
@ -72,7 +72,7 @@ struct trussinfo
} \
} while (0)
#define timespecadd_to(tvp, uvp, vvp) \
#define timespecadd(tvp, uvp, vvp) \
do { \
(vvp)->tv_sec = (tvp)->tv_sec + (uvp)->tv_sec; \
(vvp)->tv_nsec = (tvp)->tv_nsec + (uvp)->tv_nsec; \

View File

@ -110,8 +110,9 @@ CTASSERT(sizeof(struct vtblk_config) == VTBLK_CFGSZ);
* Fixed-size block header
*/
struct virtio_blk_hdr {
#define VBH_OP_READ 0
#define VBH_OP_WRITE 1
#define VBH_OP_READ 0
#define VBH_OP_WRITE 1
#define VBH_FLAG_BARRIER 0x80000000 /* OR'ed into vbh_type */
uint32_t vbh_type;
uint32_t vbh_ioprio;
uint64_t vbh_sector;
@ -198,7 +199,7 @@ pci_vtblk_proc(struct pci_vtblk_softc *sc, struct vring_hqueue *hq)
int iolen;
int nsegs;
int uidx, aidx, didx;
int writeop;
int writeop, type;
off_t offset;
uidx = *hq->hq_used_idx;
@ -232,7 +233,13 @@ pci_vtblk_proc(struct pci_vtblk_softc *sc, struct vring_hqueue *hq)
assert(vid[0].vd_flags & VRING_DESC_F_NEXT);
assert((vid[0].vd_flags & VRING_DESC_F_WRITE) == 0);
writeop = (vbh->vbh_type == VBH_OP_WRITE);
/*
* XXX
* The guest should not be setting the BARRIER flag because
* we don't advertise the capability.
*/
type = vbh->vbh_type & ~VBH_FLAG_BARRIER;
writeop = (type == VBH_OP_WRITE);
offset = vbh->vbh_sector * DEV_BSIZE;