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Diffstat (limited to 'sysdeps/generic/dl-tls.c')
-rw-r--r--sysdeps/generic/dl-tls.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/sysdeps/generic/dl-tls.c b/sysdeps/generic/dl-tls.c
index b92fecbe27..2c68a251b6 100644
--- a/sysdeps/generic/dl-tls.c
+++ b/sysdeps/generic/dl-tls.c
@@ -31,6 +31,10 @@
# include <dl-tls.h>
# include <ldsodefs.h>
+/* Amount of excess space to allocate in the static TLS area
+ to allow dynamic loading of modules defining IE-model TLS data. */
+# define TLS_STATIC_SURPLUS 64
+
/* Value used for dtv entries for which the allocation is delayed. */
# define TLS_DTV_UNALLOCATED ((void *) -1l)
@@ -150,7 +154,9 @@ _dl_determine_tlsoffset (void)
// XXX would invalidate the offsets the linker creates for the LE
// XXX model.
- GL(dl_tls_static_size) = offset + TLS_TCB_SIZE;
+ GL(dl_tls_static_used) = offset;
+ GL(dl_tls_static_size) = roundup (offset + TLS_STATIC_SURPLUS + TLS_TCB_SIZE,
+ TLS_TCB_ALIGN);
# elif TLS_DTV_AT_TP
/* The TLS blocks start right after the TCB. */
offset = TLS_TCB_SIZE;
@@ -186,7 +192,9 @@ _dl_determine_tlsoffset (void)
offset += prev_size;
}
- GL(dl_tls_static_size) = offset;
+ GL(dl_tls_static_used) = offset;
+ GL(dl_tls_static_size) = roundup (offset + TLS_STATIC_SURPLUS,
+ TLS_TCB_ALIGN);
# else
# error "Either TLS_TCB_AT_TP or TLS_DTV_AT_TP must be defined"
# endif