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-rw-r--r--sysdeps/aarch64/nptl/tls.h2
-rw-r--r--sysdeps/alpha/nptl/tls.h2
-rw-r--r--sysdeps/arm/nptl/tls.h2
-rw-r--r--sysdeps/generic/tls.h7
-rw-r--r--sysdeps/hppa/nptl/tls.h2
-rw-r--r--sysdeps/ia64/nptl/tls.h2
-rw-r--r--sysdeps/m68k/nptl/tls.h2
-rw-r--r--sysdeps/mach/hurd/i386/tls.h75
-rw-r--r--sysdeps/microblaze/nptl/tls.h2
-rw-r--r--sysdeps/mips/nptl/tls.h2
-rw-r--r--sysdeps/tile/nptl/tls.h2
11 files changed, 38 insertions, 62 deletions
diff --git a/sysdeps/aarch64/nptl/tls.h b/sysdeps/aarch64/nptl/tls.h
index 8b260a1c69..ef8f3af90d 100644
--- a/sysdeps/aarch64/nptl/tls.h
+++ b/sysdeps/aarch64/nptl/tls.h
@@ -90,7 +90,7 @@ typedef struct
/* Code to initially initialize the thread pointer. This might need
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, secondcall) \
+# define TLS_INIT_TP(tcbp) \
({ __asm __volatile ("msr tpidr_el0, %0" : : "r" (tcbp)); NULL; })
/* Return the address of the dtv for the current thread. */
diff --git a/sysdeps/alpha/nptl/tls.h b/sysdeps/alpha/nptl/tls.h
index b2e082d548..fbc579ac08 100644
--- a/sysdeps/alpha/nptl/tls.h
+++ b/sysdeps/alpha/nptl/tls.h
@@ -84,7 +84,7 @@ typedef struct
/* Code to initially initialize the thread pointer. This might need
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, secondcall) \
+# define TLS_INIT_TP(tcbp) \
(__builtin_set_thread_pointer ((void *)(tcbp)), NULL)
/* Return the address of the dtv for the current thread. */
diff --git a/sysdeps/arm/nptl/tls.h b/sysdeps/arm/nptl/tls.h
index 1a2d606ba7..fc828d2e7f 100644
--- a/sysdeps/arm/nptl/tls.h
+++ b/sysdeps/arm/nptl/tls.h
@@ -91,7 +91,7 @@ typedef struct
/* Code to initially initialize the thread pointer. This might need
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, secondcall) \
+# define TLS_INIT_TP(tcbp) \
({ INTERNAL_SYSCALL_DECL (err); \
long result_var; \
result_var = INTERNAL_SYSCALL_ARM (set_tls, err, 1, (tcbp)); \
diff --git a/sysdeps/generic/tls.h b/sysdeps/generic/tls.h
index fb3d965bb9..1c55f26b1b 100644
--- a/sysdeps/generic/tls.h
+++ b/sysdeps/generic/tls.h
@@ -59,12 +59,11 @@
use the value.
- TLS_INIT_TP(tcb, firstcall)
+ TLS_INIT_TP(tcb)
This macro must initialize the thread pointer to enable normal TLS
- operation. The first parameter is a pointer to the thread control
- block. The second parameter specifies whether this is the first
- call for the TCB. ld.so calls this macro more than once.
+ operation. The parameter is a pointer to the thread control block.
+ ld.so calls this macro once.
THREAD_DTV()
diff --git a/sysdeps/hppa/nptl/tls.h b/sysdeps/hppa/nptl/tls.h
index e4dc197945..6c721e0c64 100644
--- a/sysdeps/hppa/nptl/tls.h
+++ b/sysdeps/hppa/nptl/tls.h
@@ -95,7 +95,7 @@ typedef struct
/* Code to initially initialize the thread pointer. This might need
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, secondcall) \
+# define TLS_INIT_TP(tcbp) \
({ __set_cr27(tcbp); NULL; })
/* Return the address of the dtv for the current thread. */
diff --git a/sysdeps/ia64/nptl/tls.h b/sysdeps/ia64/nptl/tls.h
index 3f9225a31f..3eca4e68be 100644
--- a/sysdeps/ia64/nptl/tls.h
+++ b/sysdeps/ia64/nptl/tls.h
@@ -118,7 +118,7 @@ register struct pthread *__thread_self __asm__("r13");
/* Code to initially initialize the thread pointer. This might need
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(thrdescr, secondcall) \
+# define TLS_INIT_TP(thrdescr) \
(__thread_self = (thrdescr), INIT_SYSINFO, NULL)
/* Return the address of the dtv for the current thread. */
diff --git a/sysdeps/m68k/nptl/tls.h b/sysdeps/m68k/nptl/tls.h
index 471775a3b9..c1df875b5e 100644
--- a/sysdeps/m68k/nptl/tls.h
+++ b/sysdeps/m68k/nptl/tls.h
@@ -103,7 +103,7 @@ typedef struct
/* Code to initially initialize the thread pointer. This might need
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, secondcall) \
+# define TLS_INIT_TP(tcbp) \
({ \
INTERNAL_SYSCALL_DECL (err); \
int _sys_result; \
diff --git a/sysdeps/mach/hurd/i386/tls.h b/sysdeps/mach/hurd/i386/tls.h
index 03741cd9fe..5b7abd0767 100644
--- a/sysdeps/mach/hurd/i386/tls.h
+++ b/sysdeps/mach/hurd/i386/tls.h
@@ -90,69 +90,46 @@ typedef struct
static inline const char * __attribute__ ((unused))
-_hurd_tls_init (tcbhead_t *tcb, int secondcall)
+_hurd_tls_init (tcbhead_t *tcb)
{
HURD_TLS_DESC_DECL (desc, tcb);
- if (!secondcall)
+ /* This field is used by TLS accesses to get our "thread pointer"
+ from the TLS point of view. */
+ tcb->tcb = tcb;
+
+ /* Cache our thread port. */
+ tcb->self = __mach_thread_self ();
+
+ /* Get the first available selector. */
+ int sel = -1;
+ error_t err = __i386_set_gdt (tcb->self, &sel, desc);
+ if (err == MIG_BAD_ID)
{
- /* This field is used by TLS accesses to get our "thread pointer"
- from the TLS point of view. */
- tcb->tcb = tcb;
-
- /* Cache our thread port. */
- tcb->self = __mach_thread_self ();
-
- /* Get the first available selector. */
- int sel = -1;
- error_t err = __i386_set_gdt (tcb->self, &sel, desc);
- if (err == MIG_BAD_ID)
- {
- /* Old kernel, use a per-thread LDT. */
- sel = 0x27;
- err = __i386_set_ldt (tcb->self, sel, &desc, 1);
- assert_perror (err);
- if (err)
- return "i386_set_ldt failed";
- }
- else if (err)
- {
- assert_perror (err); /* Separate from above with different line #. */
- return "i386_set_gdt failed";
- }
-
- /* Now install the new selector. */
- asm volatile ("mov %w0, %%gs" :: "q" (sel));
+ /* Old kernel, use a per-thread LDT. */
+ sel = 0x27;
+ err = __i386_set_ldt (tcb->self, sel, &desc, 1);
+ assert_perror (err);
+ if (err)
+ return "i386_set_ldt failed";
}
- else
+ else if (err)
{
- /* Fetch the selector set by the first call. */
- int sel;
- asm ("mov %%gs, %w0" : "=q" (sel) : "0" (0));
- if (__builtin_expect (sel, 0x50) & 4) /* LDT selector */
- {
- error_t err = __i386_set_ldt (tcb->self, sel, &desc, 1);
- assert_perror (err);
- if (err)
- return "i386_set_ldt failed";
- }
- else
- {
- error_t err = __i386_set_gdt (tcb->self, &sel, desc);
- assert_perror (err);
- if (err)
- return "i386_set_gdt failed";
- }
+ assert_perror (err); /* Separate from above with different line #. */
+ return "i386_set_gdt failed";
}
+ /* Now install the new selector. */
+ asm volatile ("mov %w0, %%gs" :: "q" (sel));
+
return 0;
}
/* Code to initially initialize the thread pointer. This might need
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(descr, secondcall) \
- _hurd_tls_init ((tcbhead_t *) (descr), (secondcall))
+# define TLS_INIT_TP(descr) \
+ _hurd_tls_init ((tcbhead_t *) (descr))
/* Return the TCB address of the current thread. */
# define THREAD_SELF \
diff --git a/sysdeps/microblaze/nptl/tls.h b/sysdeps/microblaze/nptl/tls.h
index 71f1dd990f..e75a30c9cf 100644
--- a/sysdeps/microblaze/nptl/tls.h
+++ b/sysdeps/microblaze/nptl/tls.h
@@ -98,7 +98,7 @@ static inline void *__microblaze_get_thread_area (void)
/* Code to initially initialize the thread pointer.
r21 is reserved for thread pointer. */
-# define TLS_INIT_TP(tcbp, secondcall) \
+# define TLS_INIT_TP(tcbp) \
({ __asm __volatile ("or r21,r0,%0" : : "r" ((void *)tcbp)); 0; })
/* Return the address of the dtv for the current thread. */
diff --git a/sysdeps/mips/nptl/tls.h b/sysdeps/mips/nptl/tls.h
index 754d4e47dc..d6fd83d31c 100644
--- a/sysdeps/mips/nptl/tls.h
+++ b/sysdeps/mips/nptl/tls.h
@@ -118,7 +118,7 @@ typedef struct
/* Code to initially initialize the thread pointer. This might need
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, secondcall) \
+# define TLS_INIT_TP(tcbp) \
({ INTERNAL_SYSCALL_DECL (err); \
long result_var; \
result_var = INTERNAL_SYSCALL (set_thread_area, err, 1, \
diff --git a/sysdeps/tile/nptl/tls.h b/sysdeps/tile/nptl/tls.h
index 2a9bbc1b04..c93e8a88c3 100644
--- a/sysdeps/tile/nptl/tls.h
+++ b/sysdeps/tile/nptl/tls.h
@@ -106,7 +106,7 @@ register void *__thread_pointer asm ("tp");
# define GET_DTV(tcbp) (((tcbhead_t *) (tcbp))[-1].dtv)
/* Code to initially initialize the thread pointer (tp). */
-# define TLS_INIT_TP(tcbp, secondcall) \
+# define TLS_INIT_TP(tcbp) \
(__thread_pointer = (char *)(tcbp) + TLS_TCB_OFFSET, NULL)
/* Return the address of the dtv for the current thread. */
generated by cgit v1.2.3 (git 2.39.1) at 2024-09-23 05:53:29 +0000