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Code Issues Releases Activity

(validate_cache): Mask signal-delivery during dl_iterate_phdr().

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(tdep_find_proc_info): Likewise.

(Logical change 1.203)
This commit is contained in:
mostang.com!davidm 2004-04-01 08:09:28 +00:00
parent d3fad3af12
commit b8eefeac32
1 changed files with 13 additions and 2 deletions

15
src/ia64/Gtables-ia64.c
View file

@ -585,7 +585,13 @@ check_callback (struct dl_phdr_info *info, size_t size, void *ptr)
static inline int static inline int
validate_cache (unw_addr_space_t as) validate_cache (unw_addr_space_t as)
{ {
return dl_iterate_phdr (check_callback, as); sigset_t saved_sigmask;
int ret;
sigprocmask (SIG_SETMASK, &unwi_full_sigmask, &saved_sigmask);
ret = dl_iterate_phdr (check_callback, as);
sigprocmask (SIG_SETMASK, &saved_sigmask, NULL);
return ret;
} }
#elif defined(HAVE_DLMODINFO) #elif defined(HAVE_DLMODINFO)
@ -606,11 +612,16 @@ tdep_find_proc_info (unw_addr_space_t as, unw_word_t ip,
{ {
#if defined(HAVE_DL_ITERATE_PHDR) #if defined(HAVE_DL_ITERATE_PHDR)
unw_dyn_info_t di, *dip = &di; unw_dyn_info_t di, *dip = &di;
sigset_t saved_sigmask;
int ret; int ret;
di.u.ti.segbase = ip; /* this is cheap... */ di.u.ti.segbase = ip; /* this is cheap... */
if (dl_iterate_phdr (callback, &di) <= 0) sigprocmask (SIG_SETMASK, &unwi_full_sigmask, &saved_sigmask);
ret = dl_iterate_phdr (callback, &di);
sigprocmask (SIG_SETMASK, &saved_sigmask, NULL);
if (ret <= 0)
{ {
if (!kernel_table.u.ti.table_data) if (!kernel_table.u.ti.table_data)
{ {