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author | Florian Weimer <fweimer@redhat.com> | 2022-11-03 17:28:03 +0100 |
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committer | Florian Weimer <fweimer@redhat.com> | 2022-11-03 17:28:03 +0100 |
commit | 1f34a2328890aa192141f96449d25b77f666bf47 (patch) | |
tree | 283ca2a4b46cf069da45f40663e779003064bcdc /sysdeps/aarch64/nptl | |
parent | fb6ee7ba8122330ac819556a42cc56db07d9da76 (diff) | |
download | glibc-1f34a2328890aa192141f96449d25b77f666bf47.tar.gz glibc-1f34a2328890aa192141f96449d25b77f666bf47.tar.xz glibc-1f34a2328890aa192141f96449d25b77f666bf47.zip |
elf: Introduce <dl-call_tls_init_tp.h> and call_tls_init_tp (bug 29249)
This makes it more likely that the compiler can compute the strlen argument in _startup_fatal at compile time, which is required to avoid a dependency on strlen this early during process startup. Reviewed-by: Szabolcs Nagy <szabolcs.nagy@arm.com>
Diffstat (limited to 'sysdeps/aarch64/nptl')
-rw-r--r-- | sysdeps/aarch64/nptl/tls.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sysdeps/aarch64/nptl/tls.h b/sysdeps/aarch64/nptl/tls.h index 08aa2eff89..6fe084c1ef 100644 --- a/sysdeps/aarch64/nptl/tls.h +++ b/sysdeps/aarch64/nptl/tls.h @@ -72,7 +72,7 @@ typedef struct special attention since 'errno' is not yet available and if the operation can cause a failure 'errno' must not be touched. */ # define TLS_INIT_TP(tcbp) \ - ({ __asm __volatile ("msr tpidr_el0, %0" : : "r" (tcbp)); NULL; }) + ({ __asm __volatile ("msr tpidr_el0, %0" : : "r" (tcbp)); true; }) /* Value passed to 'clone' for initialization of the thread register. */ # define TLS_DEFINE_INIT_TP(tp, pd) void *tp = (pd) + 1 |