diff options
| -rw-r--r-- | block/iscsi.c | 67 | ||||
| -rwxr-xr-x | configure | 39 |
2 files changed, 3 insertions, 103 deletions
diff --git a/block/iscsi.c b/block/iscsi.c index 3875487..83c7992 100644 --- a/block/iscsi.c +++ b/block/iscsi.c @@ -369,17 +369,6 @@ static int coroutine_fn iscsi_co_writev(BlockDriverState *bs, lba = sector_qemu2lun(sector_num, iscsilun); num_sectors = sector_qemu2lun(nb_sectors, iscsilun); -#if !defined(LIBISCSI_FEATURE_IOVECTOR) - /* if the iovec only contains one buffer we can pass it directly */ - if (iov->niov == 1) { - data = iov->iov[0].iov_base; - } else { - size_t size = MIN(nb_sectors * BDRV_SECTOR_SIZE, iov->size); - buf = g_malloc(size); - qemu_iovec_to_buf(iov, 0, buf, size); - data = buf; - } -#endif iscsi_co_init_iscsitask(iscsilun, &iTask); retry: if (iscsilun->use_16_for_rw) { @@ -397,10 +386,8 @@ retry: g_free(buf); return -ENOMEM; } -#if defined(LIBISCSI_FEATURE_IOVECTOR) scsi_task_set_iov_out(iTask.task, (struct scsi_iovec *) iov->iov, iov->niov); -#endif while (!iTask.complete) { iscsi_set_events(iscsilun); qemu_coroutine_yield(); @@ -428,7 +415,6 @@ retry: } -#if defined(LIBISCSI_FEATURE_IOVECTOR) static bool iscsi_allocationmap_is_allocated(IscsiLun *iscsilun, int64_t sector_num, int nb_sectors) { @@ -538,9 +524,6 @@ out: return ret; } -#endif /* LIBISCSI_FEATURE_IOVECTOR */ - - static int coroutine_fn iscsi_co_readv(BlockDriverState *bs, int64_t sector_num, int nb_sectors, QEMUIOVector *iov) @@ -549,15 +532,11 @@ static int coroutine_fn iscsi_co_readv(BlockDriverState *bs, struct IscsiTask iTask; uint64_t lba; uint32_t num_sectors; -#if !defined(LIBISCSI_FEATURE_IOVECTOR) - int i; -#endif if (!is_request_lun_aligned(sector_num, nb_sectors, iscsilun)) { return -EINVAL; } -#if defined(LIBISCSI_FEATURE_IOVECTOR) if (iscsilun->lbprz && nb_sectors >= ISCSI_CHECKALLOC_THRES && !iscsi_allocationmap_is_allocated(iscsilun, sector_num, nb_sectors)) { int64_t ret; @@ -571,7 +550,6 @@ static int coroutine_fn iscsi_co_readv(BlockDriverState *bs, return 0; } } -#endif lba = sector_qemu2lun(sector_num, iscsilun); num_sectors = sector_qemu2lun(nb_sectors, iscsilun); @@ -587,23 +565,13 @@ retry: iTask.task = iscsi_read10_task(iscsilun->iscsi, iscsilun->lun, lba, num_sectors * iscsilun->block_size, iscsilun->block_size, -#if !defined(CONFIG_LIBISCSI_1_4) /* API change from 1.4.0 to 1.5.0 */ 0, 0, 0, 0, 0, -#endif iscsi_co_generic_cb, &iTask); } if (iTask.task == NULL) { return -ENOMEM; } -#if defined(LIBISCSI_FEATURE_IOVECTOR) scsi_task_set_iov_in(iTask.task, (struct scsi_iovec *) iov->iov, iov->niov); -#else - for (i = 0; i < iov->niov; i++) { - scsi_task_add_data_in_buffer(iTask.task, - iov->iov[i].iov_len, - iov->iov[i].iov_base); - } -#endif while (!iTask.complete) { iscsi_set_events(iscsilun); @@ -758,18 +726,9 @@ static BlockDriverAIOCB *iscsi_aio_ioctl(BlockDriverState *bs, data.data = acb->ioh->dxferp; data.size = acb->ioh->dxfer_len; } else { -#if defined(LIBISCSI_FEATURE_IOVECTOR) scsi_task_set_iov_out(acb->task, (struct scsi_iovec *) acb->ioh->dxferp, acb->ioh->iovec_count); -#else - struct iovec *iov = (struct iovec *)acb->ioh->dxferp; - - acb->buf = g_malloc(acb->ioh->dxfer_len); - data.data = acb->buf; - data.size = iov_to_buf(iov, acb->ioh->iovec_count, 0, - acb->buf, acb->ioh->dxfer_len); -#endif } } @@ -789,20 +748,9 @@ static BlockDriverAIOCB *iscsi_aio_ioctl(BlockDriverState *bs, acb->ioh->dxfer_len, acb->ioh->dxferp); } else { -#if defined(LIBISCSI_FEATURE_IOVECTOR) scsi_task_set_iov_in(acb->task, (struct scsi_iovec *) acb->ioh->dxferp, acb->ioh->iovec_count); -#else - int i; - for (i = 0; i < acb->ioh->iovec_count; i++) { - struct iovec *iov = (struct iovec *)acb->ioh->dxferp; - - scsi_task_add_data_in_buffer(acb->task, - iov[i].iov_len, - iov[i].iov_base); - } -#endif } } @@ -811,7 +759,6 @@ static BlockDriverAIOCB *iscsi_aio_ioctl(BlockDriverState *bs, return &acb->common; } - static void ioctl_cb(void *opaque, int status) { int *p_status = opaque; @@ -916,8 +863,6 @@ retry: return 0; } -#if defined(SCSI_SENSE_ASCQ_CAPACITY_DATA_HAS_CHANGED) - static int coroutine_fn iscsi_co_write_zeroes(BlockDriverState *bs, int64_t sector_num, int nb_sectors, BdrvRequestFlags flags) @@ -1012,8 +957,6 @@ retry: return 0; } -#endif /* SCSI_SENSE_ASCQ_CAPACITY_DATA_HAS_CHANGED */ - static void parse_chap(struct iscsi_context *iscsi, const char *target, Error **errp) { @@ -1123,7 +1066,6 @@ static char *parse_initiator_name(const char *target) return iscsi_name; } -#if defined(LIBISCSI_FEATURE_NOP_COUNTER) static void iscsi_nop_timed_event(void *opaque) { IscsiLun *iscsilun = opaque; @@ -1141,7 +1083,6 @@ static void iscsi_nop_timed_event(void *opaque) timer_mod(iscsilun->nop_timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + NOP_INTERVAL); iscsi_set_events(iscsilun); } -#endif static void iscsi_readcapacity_sync(IscsiLun *iscsilun, Error **errp) { @@ -1280,14 +1221,12 @@ static void iscsi_attach_aio_context(BlockDriverState *bs, iscsilun->aio_context = new_context; iscsi_set_events(iscsilun); -#if defined(LIBISCSI_FEATURE_NOP_COUNTER) /* Set up a timer for sending out iSCSI NOPs */ iscsilun->nop_timer = aio_timer_new(iscsilun->aio_context, QEMU_CLOCK_REALTIME, SCALE_MS, iscsi_nop_timed_event, iscsilun); timer_mod(iscsilun->nop_timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + NOP_INTERVAL); -#endif } /* @@ -1479,13 +1418,11 @@ static int iscsi_open(BlockDriverState *bs, QDict *options, int flags, iscsilun->bl.opt_unmap_gran * iscsilun->block_size <= 16 * 1024 * 1024) { iscsilun->cluster_sectors = (iscsilun->bl.opt_unmap_gran * iscsilun->block_size) >> BDRV_SECTOR_BITS; -#if defined(LIBISCSI_FEATURE_IOVECTOR) if (iscsilun->lbprz && !(bs->open_flags & BDRV_O_NOCACHE)) { iscsilun->allocationmap = bitmap_new(DIV_ROUND_UP(bs->total_sectors, iscsilun->cluster_sectors)); } -#endif } out: @@ -1670,13 +1607,9 @@ static BlockDriver bdrv_iscsi = { .bdrv_truncate = iscsi_truncate, .bdrv_refresh_limits = iscsi_refresh_limits, -#if defined(LIBISCSI_FEATURE_IOVECTOR) .bdrv_co_get_block_status = iscsi_co_get_block_status, -#endif .bdrv_co_discard = iscsi_co_discard, -#if defined(SCSI_SENSE_ASCQ_CAPACITY_DATA_HAS_CHANGED) .bdrv_co_write_zeroes = iscsi_co_write_zeroes, -#endif .bdrv_co_readv = iscsi_co_readv, .bdrv_co_writev = iscsi_co_writev, .bdrv_co_flush_to_disk = iscsi_co_flush, @@ -3405,46 +3405,20 @@ if compile_prog "" "" ; then fi ########################################## -# Do we have libiscsi -# We check for iscsi_write16_sync() to make sure we have a -# at least version 1.4.0 of libiscsi. +# Do we have libiscsi >= 1.9.0 if test "$libiscsi" != "no" ; then - cat > $TMPC << EOF -#include <stdio.h> -#include <iscsi/iscsi.h> -int main(void) { iscsi_write16_sync(NULL,0,0,NULL,0,0,0,0,0,0,0); return 0; } -EOF - if $pkg_config --atleast-version=1.7.0 libiscsi; then + if $pkg_config --atleast-version=1.9.0 libiscsi; then libiscsi="yes" libiscsi_cflags=$($pkg_config --cflags libiscsi) libiscsi_libs=$($pkg_config --libs libiscsi) - elif compile_prog "" "-liscsi" ; then - libiscsi="yes" - libiscsi_libs="-liscsi" else if test "$libiscsi" = "yes" ; then - feature_not_found "libiscsi" "Install libiscsi devel" + feature_not_found "libiscsi" "Install libiscsi >= 1.9.0" fi libiscsi="no" fi fi -# We also need to know the API version because there was an -# API change from 1.4.0 to 1.5.0. -if test "$libiscsi" = "yes"; then - cat >$TMPC <<EOF -#include <iscsi/iscsi.h> -int main(void) -{ - iscsi_read10_task(0, 0, 0, 0, 0, 0, 0); - return 0; -} -EOF - if compile_prog "" "-liscsi"; then - libiscsi_version="1.4.0" - fi -fi - ########################################## # Do we need libm cat > $TMPC << EOF @@ -4218,11 +4192,7 @@ echo "nss used $smartcard_nss" echo "libusb $libusb" echo "usb net redir $usb_redir" echo "GLX support $glx" -if test "$libiscsi_version" = "1.4.0"; then -echo "libiscsi support $libiscsi (1.4.0)" -else echo "libiscsi support $libiscsi" -fi echo "libnfs support $libnfs" echo "build guest agent $guest_agent" echo "QGA VSS support $guest_agent_with_vss" @@ -4579,9 +4549,6 @@ fi if test "$libiscsi" = "yes" ; then echo "CONFIG_LIBISCSI=m" >> $config_host_mak - if test "$libiscsi_version" = "1.4.0"; then - echo "CONFIG_LIBISCSI_1_4=y" >> $config_host_mak - fi echo "LIBISCSI_CFLAGS=$libiscsi_cflags" >> $config_host_mak echo "LIBISCSI_LIBS=$libiscsi_libs" >> $config_host_mak fi |
