varun-r-mallya/sysprof
1
0
Fork 0
mirror of https://github.com/varun-r-mallya/sysprof.git synced 2025-12-31 20:36:25 +00:00
Code Issues Packages Projects Releases Wiki Activity

elf: only resolve addresses in none/user address context

Browse Source 
This ensures that we only try to resolve addresses for ELFs when we know
we're inside of the userspace address context.
This commit is contained in:
Christian Hergert
2018-01-28 22:14:32 -08:00
parent aa0506e26f
commit bb78a1c165
1 changed files with 10 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
lib/symbols/sp-elf-symbol-resolver.c
View File

@ -250,11 +250,12 @@ guess_tag (SpElfSymbolResolver *self,
}
static gchar *
sp_elf_symbol_resolver_resolve (SpSymbolResolver *resolver,
guint64 time,
GPid pid,
SpCaptureAddress address,
GQuark *tag)
sp_elf_symbol_resolver_resolve_with_context (SpSymbolResolver *resolver,
guint64 time,
GPid pid,
SpAddressContext context,
SpCaptureAddress address,
GQuark *tag)
{
SpElfSymbolResolver *self = (SpElfSymbolResolver *)resolver;
const bin_symbol_t *bin_sym;
@ -265,6 +266,9 @@ sp_elf_symbol_resolver_resolve (SpSymbolResolver *resolver,
g_assert (SP_IS_ELF_SYMBOL_RESOLVER (self));
if (context != SP_ADDRESS_CONTEXT_USER && context != SP_ADDRESS_CONTEXT_NONE)
return NULL;
lookaside = g_hash_table_lookup (self->lookasides, GINT_TO_POINTER (pid));
if (lookaside == NULL)
return NULL;
@ -296,7 +300,7 @@ static void
symbol_resolver_iface_init (SpSymbolResolverInterface *iface)
{
iface->load = sp_elf_symbol_resolver_load;
iface->resolve = sp_elf_symbol_resolver_resolve;
iface->resolve_with_context = sp_elf_symbol_resolver_resolve_with_context;
}
SpSymbolResolver *