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Re: [Qemu-devel] [PATCH 1/4] switch RAM_ADDR_FMT format specifier to pri
From: |
Michael S. Tsirkin |
Subject: |
Re: [Qemu-devel] [PATCH 1/4] switch RAM_ADDR_FMT format specifier to print decimal |
Date: |
Wed, 25 Jun 2014 18:38:41 +0300 |
On Wed, Jun 25, 2014 at 02:14:51PM +0200, Igor Mammedov wrote:
> On Wed, 25 Jun 2014 14:51:15 +0300
> "Michael S. Tsirkin" <address@hidden> wrote:
>
> > On Wed, Jun 25, 2014 at 01:42:20PM +0200, Igor Mammedov wrote:
> > > ... and add RAM_ADDR_FMTX for hex format. In addition fix
> > > places to print sizes/lengths as decimal and addresses as hex.
> >
> > ugh.
> > maybe both - though I really think most people will find
> > it easier to parse he hex variant.
> >
> > > Also drop "%" from RAM_ADDR_FMT macro and use it like other
> > > PRIfoo format placeholders specifying "%" explicitly.
> > >
> > > Signed-off-by: Igor Mammedov <address@hidden>
> > > ---
> > > arch_init.c | 14 +++++++-------
> > > exec.c | 4 ++--
> > > hw/i386/pc.c | 4 ++--
> > > hw/ppc/ppc405_boards.c | 2 +-
> > > include/exec/cpu-common.h | 6 ++++--
> > > numa.c | 2 +-
> > > vl.c | 6 +++---
> > > xen-hvm.c | 11 +++++------
> > > 8 files changed, 25 insertions(+), 24 deletions(-)
> > >
> > > diff --git a/arch_init.c b/arch_init.c
> > > index 8ddaf35..7562325 100644
> > > --- a/arch_init.c
> > > +++ b/arch_init.c
> > > @@ -1072,8 +1072,8 @@ static int ram_load(QEMUFile *f, void *opaque, int
> > > version_id)
> > > QTAILQ_FOREACH(block, &ram_list.blocks, next) {
> > > if (!strncmp(id, block->idstr, sizeof(id))) {
> > > if (block->length != length) {
> > > - error_report("Length mismatch: %s: "
> > > RAM_ADDR_FMT
> > > - " in != " RAM_ADDR_FMT, id,
> > > length,
> > > + error_report("Length mismatch: %s: %"
> > > RAM_ADDR_FMT
> > > + " in != %" RAM_ADDR_FMT, id,
> > > length,
> > > block->length);
> >
> > Not sure I like this.
> > length values are often powers of two.
> > Parsing them in decimal is hard.
> Problem is that when user specifies on CLI size in decimal and then sees error
> message where it's hex or mix of decimal and/or hex values.
>
> But I don't care much about it, we can drop this patch
User likely does something like 5G.
Seeing size in decimal bytes is unlikely to be helpful.
> >
> > > ret = -EINVAL;
> > > }
> > > @@ -1098,7 +1098,7 @@ static int ram_load(QEMUFile *f, void *opaque, int
> > > version_id)
> > >
> > > host = host_from_stream_offset(f, addr, flags);
> > > if (!host) {
> > > - error_report("Illegal RAM offset " RAM_ADDR_FMT, addr);
> > > + error_report("Illegal RAM offset %" RAM_ADDR_FMTX, addr);
> > > ret = -EINVAL;
> > > break;
> > > }
> > > @@ -1110,7 +1110,7 @@ static int ram_load(QEMUFile *f, void *opaque, int
> > > version_id)
> > >
> > > host = host_from_stream_offset(f, addr, flags);
> > > if (!host) {
> > > - error_report("Illegal RAM offset " RAM_ADDR_FMT, addr);
> > > + error_report("Illegal RAM offset %" RAM_ADDR_FMTX, addr);
> > > ret = -EINVAL;
> > > break;
> > > }
> > > @@ -1119,14 +1119,14 @@ static int ram_load(QEMUFile *f, void *opaque,
> > > int version_id)
> > > } else if (flags & RAM_SAVE_FLAG_XBZRLE) {
> > > void *host = host_from_stream_offset(f, addr, flags);
> > > if (!host) {
> > > - error_report("Illegal RAM offset " RAM_ADDR_FMT, addr);
> > > + error_report("Illegal RAM offset %" RAM_ADDR_FMTX, addr);
> > > ret = -EINVAL;
> > > break;
> > > }
> > >
> > > if (load_xbzrle(f, addr, host) < 0) {
> > > - error_report("Failed to decompress XBZRLE page at "
> > > - RAM_ADDR_FMT, addr);
> > > + error_report("Failed to decompress XBZRLE page at %"
> > > + RAM_ADDR_FMTX, addr);
> > > ret = -EINVAL;
> > > break;
> > > }
> > > diff --git a/exec.c b/exec.c
> > > index c849405..f9ae8a4 100644
> > > --- a/exec.c
> > > +++ b/exec.c
> > > @@ -1435,8 +1435,8 @@ void qemu_ram_remap(ram_addr_t addr, ram_addr_t
> > > length)
> > > flags, -1, 0);
> > > }
> > > if (area != vaddr) {
> > > - fprintf(stderr, "Could not remap addr: "
> > > - RAM_ADDR_FMT "@" RAM_ADDR_FMT "\n",
> > > + fprintf(stderr, "Could not remap addr: %"
> > > + RAM_ADDR_FMTX "@%" RAM_ADDR_FMTX "\n",
> > > length, addr);
> > > exit(1);
> > > }
> > > diff --git a/hw/i386/pc.c b/hw/i386/pc.c
> > > index 2cf22b1..a6e7ef3 100644
> > > --- a/hw/i386/pc.c
> > > +++ b/hw/i386/pc.c
> > > @@ -1257,8 +1257,8 @@ FWCfgState *pc_memory_init(MachineState *machine,
> > >
> > > if ((pcms->hotplug_memory_base + hotplug_mem_size) <
> > > hotplug_mem_size) {
> > > - error_report("unsupported amount of maximum memory: "
> > > RAM_ADDR_FMT,
> > > - machine->maxram_size);
> > > + error_report("unsupported amount of maximum memory: %"
> > > + RAM_ADDR_FMT, machine->maxram_size);
> > > exit(EXIT_FAILURE);
> > > }
> > >
> > > diff --git a/hw/ppc/ppc405_boards.c b/hw/ppc/ppc405_boards.c
> > > index 98ad2d7..2b1b4fe 100644
> > > --- a/hw/ppc/ppc405_boards.c
> > > +++ b/hw/ppc/ppc405_boards.c
> > > @@ -358,7 +358,7 @@ static void ref405ep_init(MachineState *machine)
> > > bdloc = 0;
> > > }
> > > #ifdef DEBUG_BOARD_INIT
> > > - printf("bdloc " RAM_ADDR_FMT "\n", bdloc);
> > > + printf("bdloc %" RAM_ADDR_FMTX "\n", bdloc);
> > > printf("%s: Done\n", __func__);
> > > #endif
> > > }
> > > diff --git a/include/exec/cpu-common.h b/include/exec/cpu-common.h
> > > index e3ec4c8..6899d0c 100644
> > > --- a/include/exec/cpu-common.h
> > > +++ b/include/exec/cpu-common.h
> > > @@ -38,11 +38,13 @@ enum device_endian {
> > > #if defined(CONFIG_XEN_BACKEND)
> > > typedef uint64_t ram_addr_t;
> > > # define RAM_ADDR_MAX UINT64_MAX
> > > -# define RAM_ADDR_FMT "%" PRIx64
> > > +# define RAM_ADDR_FMTX PRIx64
> > > +# define RAM_ADDR_FMT PRIu64
> > > #else
> > > typedef uintptr_t ram_addr_t;
> > > # define RAM_ADDR_MAX UINTPTR_MAX
> > > -# define RAM_ADDR_FMT "%" PRIxPTR
> > > +# define RAM_ADDR_FMTX PRIxPTR
> > > +# define RAM_ADDR_FMT PRIuPTR
> > > #endif
> > >
> > > extern ram_addr_t ram_size;
> > > diff --git a/numa.c b/numa.c
> > > index e471afe..d9f2655 100644
> > > --- a/numa.c
> > > +++ b/numa.c
> > > @@ -189,7 +189,7 @@ void set_numa_nodes(void)
> > > }
> > > if (numa_total != ram_size) {
> > > error_report("total memory for NUMA nodes (%" PRIu64 ")"
> > > - " should equal RAM size (" RAM_ADDR_FMT ")",
> > > + " should equal RAM size (%" RAM_ADDR_FMT ")",
> > > numa_total, ram_size);
> > > exit(1);
> > > }
> > > diff --git a/vl.c b/vl.c
> > > index a1686ef..6b09220 100644
> > > --- a/vl.c
> > > +++ b/vl.c
> > > @@ -3319,7 +3319,7 @@ int main(int argc, char **argv, char **envp)
> > > sz = qemu_opt_get_size(opts, "maxmem", 0);
> > > if (sz < ram_size) {
> > > fprintf(stderr, "qemu: invalid -m option value:
> > > maxmem "
> > > - "(%" PRIu64 ") <= initial memory ("
> > > + "(%" PRIu64 ") <= initial memory (%"
> > > RAM_ADDR_FMT ")\n", sz, ram_size);
> > > exit(EXIT_FAILURE);
> > > }
> > > @@ -3327,7 +3327,7 @@ int main(int argc, char **argv, char **envp)
> > > slots = qemu_opt_get_number(opts, "slots", 0);
> > > if ((sz > ram_size) && !slots) {
> > > fprintf(stderr, "qemu: invalid -m option value:
> > > maxmem "
> > > - "(%" PRIu64 ") more than initial memory
> > > ("
> > > + "(%" PRIu64 ") more than initial memory
> > > (%"
> > > RAM_ADDR_FMT ") but no hotplug slots
> > > where "
> > > "specified\n", sz, ram_size);
> > > exit(EXIT_FAILURE);
> > > @@ -3336,7 +3336,7 @@ int main(int argc, char **argv, char **envp)
> > > if ((sz <= ram_size) && slots) {
> > > fprintf(stderr, "qemu: invalid -m option value:
> > > %"
> > > PRIu64 " hotplug slots where specified
> > > but "
> > > - "maxmem (%" PRIu64 ") <= initial memory
> > > ("
> > > + "maxmem (%" PRIu64 ") <= initial memory
> > > (%"
> > > RAM_ADDR_FMT ")\n", slots, sz, ram_size);
> > > exit(EXIT_FAILURE);
> > > }
> > > diff --git a/xen-hvm.c b/xen-hvm.c
> > > index bafdf12..e7b4b76 100644
> > > --- a/xen-hvm.c
> > > +++ b/xen-hvm.c
> > > @@ -221,8 +221,8 @@ void xen_ram_alloc(ram_addr_t ram_addr, ram_addr_t
> > > size, MemoryRegion *mr)
> > >
> > > if (runstate_check(RUN_STATE_INMIGRATE)) {
> > > /* RAM already populated in Xen */
> > > - fprintf(stderr, "%s: do not alloc "RAM_ADDR_FMT
> > > - " bytes of ram at "RAM_ADDR_FMT" when runstate is
> > > INMIGRATE\n",
> > > + fprintf(stderr, "%s: do not alloc %"RAM_ADDR_FMT" bytes"
> > > + " of ram at %"RAM_ADDR_FMTX" when runstate is
> > > INMIGRATE\n",
> > > __func__, size, ram_addr);
> > > return;
> > > }
> > > @@ -241,7 +241,7 @@ void xen_ram_alloc(ram_addr_t ram_addr, ram_addr_t
> > > size, MemoryRegion *mr)
> > > }
> > >
> > > if (xc_domain_populate_physmap_exact(xen_xc, xen_domid, nr_pfn, 0,
> > > 0, pfn_list)) {
> > > - hw_error("xen: failed to populate ram at " RAM_ADDR_FMT,
> > > ram_addr);
> > > + hw_error("xen: failed to populate ram at %" RAM_ADDR_FMTX,
> > > ram_addr);
> > > }
> > >
> > > g_free(pfn_list);
> > > @@ -1127,9 +1127,8 @@ void xen_modified_memory(ram_addr_t start,
> > > ram_addr_t length)
> > > - start_pfn;
> > > rc = xc_hvm_modified_memory(xen_xc, xen_domid, start_pfn,
> > > nb_pages);
> > > if (rc) {
> > > - fprintf(stderr,
> > > - "%s failed for "RAM_ADDR_FMT" ("RAM_ADDR_FMT"): %i,
> > > %s\n",
> > > - __func__, start, nb_pages, rc, strerror(-rc));
> > > + fprintf(stderr, "%s failed for %"RAM_ADDR_FMTX"
> > > (%"RAM_ADDR_FMT"):"
> > > + " %i, %s\n", __func__, start, nb_pages, rc,
> > > strerror(-rc));
> > > }
> > > }
> > > }
> > > --
> > > 1.7.1
[Qemu-devel] [PATCH 3/4] machine: convert ram_size, maxram_size, ram_slots to properties, Igor Mammedov, 2014/06/25
Re: [Qemu-devel] [PATCH 3/4] machine: convert ram_size, maxram_size, ram_slots to properties, Kirill Batuzov, 2014/06/25
[Qemu-devel] [PATCH 4/4] test -m option parameters, Igor Mammedov, 2014/06/25