| Message ID | c5ef20f3-a5c5-5245-77e3-19111c7e4488@citrix.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
On Fri, 21 Jul 2017, Igor Druzhinin wrote: > On 21/07/17 14:50, Anthony PERARD wrote: > > On Tue, Jul 18, 2017 at 03:22:41PM -0700, Stefano Stabellini wrote: > > > From: Igor Druzhinin <igor.druzhinin@citrix.com> > > > > ... > > > > > +static uint8_t *xen_replace_cache_entry_unlocked(hwaddr old_phys_addr, > > > + hwaddr new_phys_addr, > > > + hwaddr size) > > > +{ > > > + MapCacheEntry *entry; > > > + hwaddr address_index, address_offset; > > > + hwaddr test_bit_size, cache_size = size; > > > + > > > + address_index = old_phys_addr >> MCACHE_BUCKET_SHIFT; > > > + address_offset = old_phys_addr & (MCACHE_BUCKET_SIZE - 1); > > > + > > > + assert(size); > > > + /* test_bit_size is always a multiple of XC_PAGE_SIZE */ > > > + test_bit_size = size + (old_phys_addr & (XC_PAGE_SIZE - 1)); > > > + if (test_bit_size % XC_PAGE_SIZE) { > > > + test_bit_size += XC_PAGE_SIZE - (test_bit_size % XC_PAGE_SIZE); > > > + } > > > + cache_size = size + address_offset; > > > + if (cache_size % MCACHE_BUCKET_SIZE) { > > > + cache_size += MCACHE_BUCKET_SIZE - (cache_size % > > > MCACHE_BUCKET_SIZE); > > > + } > > > + > > > + entry = &mapcache->entry[address_index % mapcache->nr_buckets]; > > > + while (entry && !(entry->paddr_index == address_index && > > > + entry->size == cache_size)) { > > > + entry = entry->next; > > > + } > > > + if (!entry) { > > > + DPRINTF("Trying to update an entry for %lx " \ > > > + "that is not in the mapcache!\n", old_phys_addr); > > > + return NULL; > > > + } > > > + > > > + address_index = new_phys_addr >> MCACHE_BUCKET_SHIFT; > > > + address_offset = new_phys_addr & (MCACHE_BUCKET_SIZE - 1); > > > + > > > + fprintf(stderr, "Replacing a dummy mapcache entry for %lx with > > > %lx\n", > > > + old_phys_addr, new_phys_addr); > > > > Looks likes this does not build on 32bits. > > in: > > http://logs.test-lab.xenproject.org/osstest/logs/112041/build-i386/6.ts-xen-build.log > > > > /home/osstest/build.112041.build-i386/xen/tools/qemu-xen-dir/hw/i386/xen/xen-mapcache.c: > > In function 'xen_replace_cache_entry_unlocked': > > /home/osstest/build.112041.build-i386/xen/tools/qemu-xen-dir/hw/i386/xen/xen-mapcache.c:539:13: > > error: format '%lx' expects argument of type 'long unsigned int', but > > argument 3 has type 'hwaddr' [-Werror=format=] > > old_phys_addr, new_phys_addr); > > ^ > > /home/osstest/build.112041.build-i386/xen/tools/qemu-xen-dir/hw/i386/xen/xen-mapcache.c:539:13: > > error: format '%lx' expects argument of type 'long unsigned int', but > > argument 4 has type 'hwaddr' [-Werror=format=] > > cc1: all warnings being treated as errors > > CC i386-softmmu/target/i386/gdbstub.o > > /home/osstest/build.112041.build-i386/xen/tools/qemu-xen-dir/rules.mak:66: > > recipe for target 'hw/i386/xen/xen-mapcache.o' failed > > > > > + > > > + xen_remap_bucket(entry, entry->vaddr_base, > > > + cache_size, address_index, false); > > > + if (!test_bits(address_offset >> XC_PAGE_SHIFT, > > > + test_bit_size >> XC_PAGE_SHIFT, > > > + entry->valid_mapping)) { > > > + DPRINTF("Unable to update a mapcache entry for %lx!\n", > > > old_phys_addr); > > > + return NULL; > > > + } > > > + > > > + return entry->vaddr_base + address_offset; > > > +} > > > + > > > > Please, accept the attached patch to fix the issue. The patch looks good to me. I'll send it upstream.
From 69a3afa453e283e92ddfd76109b203a20a02524c Mon Sep 17 00:00:00 2001 From: Igor Druzhinin <igor.druzhinin@citrix.com> Date: Fri, 21 Jul 2017 19:27:41 +0100 Subject: [PATCH] xen: fix compilation on 32-bit hosts Signed-off-by: Igor Druzhinin <igor.druzhinin@citrix.com> --- hw/i386/xen/xen-mapcache.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/hw/i386/xen/xen-mapcache.c b/hw/i386/xen/xen-mapcache.c index 84cc4a2..540406a 100644 --- a/hw/i386/xen/xen-mapcache.c +++ b/hw/i386/xen/xen-mapcache.c @@ -529,7 +529,7 @@ static uint8_t *xen_replace_cache_entry_unlocked(hwaddr old_phys_addr, entry = entry->next; } if (!entry) { - DPRINTF("Trying to update an entry for %lx " \ + DPRINTF("Trying to update an entry for "TARGET_FMT_plx \ "that is not in the mapcache!\n", old_phys_addr); return NULL; } @@ -537,15 +537,16 @@ static uint8_t *xen_replace_cache_entry_unlocked(hwaddr old_phys_addr, address_index = new_phys_addr >> MCACHE_BUCKET_SHIFT; address_offset = new_phys_addr & (MCACHE_BUCKET_SIZE - 1); - fprintf(stderr, "Replacing a dummy mapcache entry for %lx with %lx\n", - old_phys_addr, new_phys_addr); + fprintf(stderr, "Replacing a dummy mapcache entry for "TARGET_FMT_plx \ + " with "TARGET_FMT_plx"\n", old_phys_addr, new_phys_addr); xen_remap_bucket(entry, entry->vaddr_base, cache_size, address_index, false); if(!test_bits(address_offset >> XC_PAGE_SHIFT, test_bit_size >> XC_PAGE_SHIFT, entry->valid_mapping)) { - DPRINTF("Unable to update a mapcache entry for %lx!\n", old_phys_addr); + DPRINTF("Unable to update a mapcache entry for "TARGET_FMT_plx"!\n", + old_phys_addr); return NULL; } -- 2.7.4