diff options
| -rw-r--r-- | hw/ide/atapi.c | 8 | ||||
| -rw-r--r-- | migration/block.c | 7 | ||||
| -rw-r--r-- | migration/postcopy-ram.c | 10 | ||||
| -rw-r--r-- | tests/ide-test.c | 32 |
4 files changed, 36 insertions, 21 deletions
diff --git a/hw/ide/atapi.c b/hw/ide/atapi.c index 7b9f74c..65f8dd4 100644 --- a/hw/ide/atapi.c +++ b/hw/ide/atapi.c @@ -148,17 +148,18 @@ static void cd_read_sector_cb(void *opaque, int ret) { IDEState *s = opaque; - block_acct_done(blk_get_stats(s->blk), &s->acct); - #ifdef DEBUG_IDE_ATAPI printf("cd_read_sector_cb: lba=%d ret=%d\n", s->lba, ret); #endif if (ret < 0) { + block_acct_failed(blk_get_stats(s->blk), &s->acct); ide_atapi_io_error(s, ret); return; } + block_acct_done(blk_get_stats(s->blk), &s->acct); + if (s->cd_sector_size == 2352) { cd_data_to_raw(s->io_buffer, s->lba); } @@ -173,6 +174,7 @@ static void cd_read_sector_cb(void *opaque, int ret) static int cd_read_sector(IDEState *s) { if (s->cd_sector_size != 2048 && s->cd_sector_size != 2352) { + block_acct_invalid(blk_get_stats(s->blk), BLOCK_ACCT_READ); return -EINVAL; } @@ -441,7 +443,7 @@ eot: if (ret < 0) { block_acct_failed(blk_get_stats(s->blk), &s->acct); } else { - block_acct_done(blk_get_stats(s->blk), &s->acct); + block_acct_done(blk_get_stats(s->blk), &s->acct); } ide_set_inactive(s, false); } diff --git a/migration/block.c b/migration/block.c index 310e2b3..656f38f 100644 --- a/migration/block.c +++ b/migration/block.c @@ -36,6 +36,8 @@ #define MAX_IS_ALLOCATED_SEARCH 65536 +#define MAX_INFLIGHT_IO 512 + //#define DEBUG_BLK_MIGRATION #ifdef DEBUG_BLK_MIGRATION @@ -665,7 +667,10 @@ static int block_save_iterate(QEMUFile *f, void *opaque) blk_mig_lock(); while ((block_mig_state.submitted + block_mig_state.read_done) * BLOCK_SIZE < - qemu_file_get_rate_limit(f)) { + qemu_file_get_rate_limit(f) && + (block_mig_state.submitted + + block_mig_state.read_done) < + MAX_INFLIGHT_IO) { blk_mig_unlock(); if (block_mig_state.bulk_completed == 0) { /* first finish the bulk phase */ diff --git a/migration/postcopy-ram.c b/migration/postcopy-ram.c index 22d6b18..3946aa9 100644 --- a/migration/postcopy-ram.c +++ b/migration/postcopy-ram.c @@ -241,10 +241,7 @@ static int cleanup_range(const char *block_name, void *host_addr, * We turned off hugepage for the precopy stage with postcopy enabled * we can turn it back on now. */ - if (qemu_madvise(host_addr, length, QEMU_MADV_HUGEPAGE)) { - error_report("%s HUGEPAGE: %s", __func__, strerror(errno)); - return -1; - } + qemu_madvise(host_addr, length, QEMU_MADV_HUGEPAGE); /* * We can also turn off userfault now since we should have all the @@ -345,10 +342,7 @@ static int nhp_range(const char *block_name, void *host_addr, * do delete areas of the page, even if THP thinks a hugepage would * be a good idea, so force hugepages off. */ - if (qemu_madvise(host_addr, length, QEMU_MADV_NOHUGEPAGE)) { - error_report("%s: NOHUGEPAGE: %s", __func__, strerror(errno)); - return -1; - } + qemu_madvise(host_addr, length, QEMU_MADV_NOHUGEPAGE); return 0; } diff --git a/tests/ide-test.c b/tests/ide-test.c index fc1ce52..c3aacd2 100644 --- a/tests/ide-test.c +++ b/tests/ide-test.c @@ -642,15 +642,19 @@ static void nsleep(int64_t nsecs) static uint8_t ide_wait_clear(uint8_t flag) { - int i; uint8_t data; + time_t st; /* Wait with a 5 second timeout */ - for (i = 0; i <= 12500000; i++) { + time(&st); + while (true) { data = inb(IDE_BASE + reg_status); if (!(data & flag)) { return data; } + if (difftime(time(NULL), st) > 5.0) { + break; + } nsleep(400); } g_assert_not_reached(); @@ -658,14 +662,18 @@ static uint8_t ide_wait_clear(uint8_t flag) static void ide_wait_intr(int irq) { - int i; + time_t st; bool intr; - for (i = 0; i <= 12500000; i++) { + time(&st); + while (true) { intr = get_irq(irq); if (intr) { return; } + if (difftime(time(NULL), st) > 5.0) { + break; + } nsleep(400); } @@ -709,9 +717,6 @@ static void cdrom_pio_impl(int nblocks) /* SCSI CDB (READ10) -- read n*2048 bytes from block 0 */ send_scsi_cdb_read10(0, nblocks); - /* HP3: INTRQ_Wait */ - ide_wait_intr(IDE_PRIMARY_IRQ); - /* Read data back: occurs in bursts of 'BYTE_COUNT_LIMIT' bytes. * If BYTE_COUNT_LIMIT is odd, we transfer BYTE_COUNT_LIMIT - 1 bytes. * We allow an odd limit only when the remaining transfer size is @@ -723,16 +728,25 @@ static void cdrom_pio_impl(int nblocks) for (i = 0; i < DIV_ROUND_UP(rxsize, limit); i++) { size_t offset = i * (limit / 2); size_t rem = (rxsize / 2) - offset; - /* HP2: Check_Status_B */ + + /* HP3: INTRQ_Wait */ + ide_wait_intr(IDE_PRIMARY_IRQ); + + /* HP2: Check_Status_B (and clear IRQ) */ data = ide_wait_clear(BSY); assert_bit_set(data, DRQ | DRDY); assert_bit_clear(data, ERR | DF | BSY); + /* HP4: Transfer_Data */ for (j = 0; j < MIN((limit / 2), rem); j++) { rx[offset + j] = le16_to_cpu(inw(IDE_BASE + reg_data)); } - ide_wait_intr(IDE_PRIMARY_IRQ); } + + /* Check for final completion IRQ */ + ide_wait_intr(IDE_PRIMARY_IRQ); + + /* Sanity check final state */ data = ide_wait_clear(DRQ); assert_bit_set(data, DRDY); assert_bit_clear(data, DRQ | ERR | DF | BSY); |
