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authorSiddhesh Poyarekar <siddhesh@sourceware.org>2021-07-22 18:38:06 +0530
committerSiddhesh Poyarekar <siddhesh@sourceware.org>2021-07-22 18:38:06 +0530
commit9dad716d4d2993f50b165747781244bd7c43bc95 (patch)
treebdd9025b5b9871f75239f7a3f6e86f4c0401eafb /sysdeps/unix/sysv/linux/s390
parentcc35896ea3e4532919ec81b17f36299117debe79 (diff)
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mtrace: Wean away from malloc hooks
Wean mtrace away from the malloc hooks and move them into the debug
DSO.  Split the API away from the implementation so that we can add
the API to libc.so as well as libc_malloc_debug.so, with the libc
implementations being empty.

Update localplt data since memalign no longer has any callers after
this change.

Reviewed-by: Carlos O'Donell <carlos@redhat.com>
Tested-by: Carlos O'Donell <carlos@redhat.com>
Diffstat (limited to 'sysdeps/unix/sysv/linux/s390')
-rw-r--r--sysdeps/unix/sysv/linux/s390/localplt.data1
-rw-r--r--sysdeps/unix/sysv/linux/s390/s390-32/libc_malloc_debug.abilist2
-rw-r--r--sysdeps/unix/sysv/linux/s390/s390-64/libc_malloc_debug.abilist2
3 files changed, 4 insertions, 1 deletions
diff --git a/sysdeps/unix/sysv/linux/s390/localplt.data b/sysdeps/unix/sysv/linux/s390/localplt.data
index a02dd5cc24..c0af84eef7 100644
--- a/sysdeps/unix/sysv/linux/s390/localplt.data
+++ b/sysdeps/unix/sysv/linux/s390/localplt.data
@@ -2,7 +2,6 @@ libc.so: _Unwind_Find_FDE
 libc.so: calloc
 libc.so: free
 libc.so: malloc
-libc.so: memalign
 libc.so: realloc
 libm.so: matherr
 # The TLS-enabled version of these functions is interposed from libc.so.
diff --git a/sysdeps/unix/sysv/linux/s390/s390-32/libc_malloc_debug.abilist b/sysdeps/unix/sysv/linux/s390/s390-32/libc_malloc_debug.abilist
index c847b1ee49..96955644d5 100644
--- a/sysdeps/unix/sysv/linux/s390/s390-32/libc_malloc_debug.abilist
+++ b/sysdeps/unix/sysv/linux/s390/s390-32/libc_malloc_debug.abilist
@@ -8,6 +8,8 @@ GLIBC_2.0 malloc F
 GLIBC_2.0 mcheck F
 GLIBC_2.0 memalign F
 GLIBC_2.0 mprobe F
+GLIBC_2.0 mtrace F
+GLIBC_2.0 muntrace F
 GLIBC_2.0 pvalloc F
 GLIBC_2.0 realloc F
 GLIBC_2.0 valloc F
diff --git a/sysdeps/unix/sysv/linux/s390/s390-64/libc_malloc_debug.abilist b/sysdeps/unix/sysv/linux/s390/s390-64/libc_malloc_debug.abilist
index bc8a2be276..ee940be29a 100644
--- a/sysdeps/unix/sysv/linux/s390/s390-64/libc_malloc_debug.abilist
+++ b/sysdeps/unix/sysv/linux/s390/s390-64/libc_malloc_debug.abilist
@@ -11,6 +11,8 @@ GLIBC_2.2 mcheck_check_all F
 GLIBC_2.2 mcheck_pedantic F
 GLIBC_2.2 memalign F
 GLIBC_2.2 mprobe F
+GLIBC_2.2 mtrace F
+GLIBC_2.2 muntrace F
 GLIBC_2.2 posix_memalign F
 GLIBC_2.2 pvalloc F
 GLIBC_2.2 realloc F