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Diffstat (limited to 'ldso/ldso/xtensa/dl-startup.h')
-rw-r--r--ldso/ldso/xtensa/dl-startup.h20
1 files changed, 19 insertions, 1 deletions
diff --git a/ldso/ldso/xtensa/dl-startup.h b/ldso/ldso/xtensa/dl-startup.h
index 70a6255d9..8fe54a3c7 100644
--- a/ldso/ldso/xtensa/dl-startup.h
+++ b/ldso/ldso/xtensa/dl-startup.h
@@ -83,6 +83,7 @@ do { \
unsigned long l_addr = tpnt->loadaddr; \
Elf32_Word relative_count; \
unsigned long rel_addr; \
+ Elf32_Addr prev_got_start = 0, prev_got_end = 0; \
int x; \
\
got_loc = (xtensa_got_location *) \
@@ -93,7 +94,24 @@ do { \
got_start = got_loc[x].offset & ~(PAGE_SIZE - 1); \
got_end = ((got_loc[x].offset + got_loc[x].length + PAGE_SIZE - 1) \
& ~(PAGE_SIZE - 1)); \
- _dl_mprotect ((void *)(got_start + l_addr), got_end - got_start, \
+ if (got_end >= prev_got_start && got_start <= prev_got_end) { \
+ if (got_end > prev_got_end) \
+ prev_got_end = got_end; \
+ if (got_start < prev_got_start) \
+ prev_got_start = got_start; \
+ continue; \
+ } else if (prev_got_start != prev_got_end) { \
+ _dl_mprotect ((void *)(prev_got_start + l_addr), \
+ prev_got_end - prev_got_start, \
+ PROT_READ | PROT_WRITE | PROT_EXEC); \
+ } \
+ prev_got_start = got_start; \
+ prev_got_end = got_end; \
+ } \
+\
+ if (prev_got_start != prev_got_end) { \
+ _dl_mprotect ((void *)(prev_got_start + l_addr), \
+ prev_got_end - prev_got_start, \
PROT_READ | PROT_WRITE | PROT_EXEC); \
} \
\