[PATCH v6 5/6] keys: kill the dummy key_replace_session_keyring()

From: Oleg Nesterov
Date: Thu Apr 19 2012 - 19:16:50 EST


After the previouse change key_replace_session_keyring() becomes
a nop. Remove the dummy definition in key.h and update the callers
in arch/*/kernel/signal.c.

Signed-off-by: Oleg Nesterov <oleg@xxxxxxxxxx>
---
arch/alpha/kernel/signal.c | 2 --
arch/arm/kernel/signal.c | 2 --
arch/avr32/kernel/signal.c | 2 --
arch/blackfin/kernel/signal.c | 2 --
arch/c6x/kernel/signal.c | 2 --
arch/cris/kernel/ptrace.c | 2 --
arch/frv/kernel/signal.c | 2 --
arch/h8300/kernel/signal.c | 2 --
arch/hexagon/kernel/signal.c | 2 --
arch/ia64/kernel/process.c | 2 --
arch/m32r/kernel/signal.c | 2 --
arch/mips/kernel/signal.c | 2 --
arch/mn10300/kernel/signal.c | 2 --
arch/openrisc/kernel/signal.c | 2 --
arch/parisc/kernel/signal.c | 2 --
arch/powerpc/kernel/signal.c | 2 --
arch/s390/kernel/signal.c | 2 --
arch/sh/kernel/signal_32.c | 2 --
arch/sh/kernel/signal_64.c | 2 --
arch/sparc/kernel/signal_32.c | 2 --
arch/sparc/kernel/signal_64.c | 2 --
arch/tile/kernel/process.c | 2 --
arch/unicore32/kernel/signal.c | 2 --
arch/x86/kernel/signal.c | 2 --
include/linux/key.h | 2 --
25 files changed, 0 insertions(+), 50 deletions(-)

diff --git a/arch/alpha/kernel/signal.c b/arch/alpha/kernel/signal.c
index 35f2ef4..bb61c58 100644
--- a/arch/alpha/kernel/signal.c
+++ b/arch/alpha/kernel/signal.c
@@ -616,7 +616,5 @@ do_notify_resume(struct pt_regs *regs, struct switch_stack *sw,
if (thread_info_flags & _TIF_NOTIFY_RESUME) {
clear_thread_flag(TIF_NOTIFY_RESUME);
tracehook_notify_resume(regs);
- if (current->replacement_session_keyring)
- key_replace_session_keyring();
}
}
diff --git a/arch/arm/kernel/signal.c b/arch/arm/kernel/signal.c
index 7cb532f..5c34754 100644
--- a/arch/arm/kernel/signal.c
+++ b/arch/arm/kernel/signal.c
@@ -782,7 +782,5 @@ do_notify_resume(struct pt_regs *regs, unsigned int thread_flags, int syscall)
if (thread_flags & _TIF_NOTIFY_RESUME) {
clear_thread_flag(TIF_NOTIFY_RESUME);
tracehook_notify_resume(regs);
- if (current->replacement_session_keyring)
- key_replace_session_keyring();
}
}
diff --git a/arch/avr32/kernel/signal.c b/arch/avr32/kernel/signal.c
index 64f886f..0d512c5 100644
--- a/arch/avr32/kernel/signal.c
+++ b/arch/avr32/kernel/signal.c
@@ -327,7 +327,5 @@ asmlinkage void do_notify_resume(struct pt_regs *regs, struct thread_info *ti)
if (ti->flags & _TIF_NOTIFY_RESUME) {
clear_thread_flag(TIF_NOTIFY_RESUME);
tracehook_notify_resume(regs);
- if (current->replacement_session_keyring)
- key_replace_session_keyring();
}
}
diff --git a/arch/blackfin/kernel/signal.c b/arch/blackfin/kernel/signal.c
index d536f35..0af1a1b 100644
--- a/arch/blackfin/kernel/signal.c
+++ b/arch/blackfin/kernel/signal.c
@@ -347,8 +347,6 @@ asmlinkage void do_notify_resume(struct pt_regs *regs)
if (test_thread_flag(TIF_NOTIFY_RESUME)) {
clear_thread_flag(TIF_NOTIFY_RESUME);
tracehook_notify_resume(regs);
- if (current->replacement_session_keyring)
- key_replace_session_keyring();
}
}

diff --git a/arch/c6x/kernel/signal.c b/arch/c6x/kernel/signal.c
index 3b5a050..ee7beae 100644
--- a/arch/c6x/kernel/signal.c
+++ b/arch/c6x/kernel/signal.c
@@ -361,7 +361,5 @@ asmlinkage void do_notify_resume(struct pt_regs *regs, u32 thread_info_flags,
if (thread_info_flags & (1 << TIF_NOTIFY_RESUME)) {
clear_thread_flag(TIF_NOTIFY_RESUME);
tracehook_notify_resume(regs);
- if (current->replacement_session_keyring)
- key_replace_session_keyring();
}
}
diff --git a/arch/cris/kernel/ptrace.c b/arch/cris/kernel/ptrace.c
index d114ad3..58d44ee 100644
--- a/arch/cris/kernel/ptrace.c
+++ b/arch/cris/kernel/ptrace.c
@@ -40,7 +40,5 @@ void do_notify_resume(int canrestart, struct pt_regs *regs,
if (thread_info_flags & _TIF_NOTIFY_RESUME) {
clear_thread_flag(TIF_NOTIFY_RESUME);
tracehook_notify_resume(regs);
- if (current->replacement_session_keyring)
- key_replace_session_keyring();
}
}
diff --git a/arch/frv/kernel/signal.c b/arch/frv/kernel/signal.c
index bab0129..151a3fd 100644
--- a/arch/frv/kernel/signal.c
+++ b/arch/frv/kernel/signal.c
@@ -583,8 +583,6 @@ asmlinkage void do_notify_resume(__u32 thread_info_flags)
if (thread_info_flags & _TIF_NOTIFY_RESUME) {
clear_thread_flag(TIF_NOTIFY_RESUME);
tracehook_notify_resume(__frame);
- if (current->replacement_session_keyring)
- key_replace_session_keyring();
}

} /* end do_notify_resume() */
diff --git a/arch/h8300/kernel/signal.c b/arch/h8300/kernel/signal.c
index af842c3..14c46e8 100644
--- a/arch/h8300/kernel/signal.c
+++ b/arch/h8300/kernel/signal.c
@@ -557,7 +557,5 @@ asmlinkage void do_notify_resume(struct pt_regs *regs, u32 thread_info_flags)
if (thread_info_flags & _TIF_NOTIFY_RESUME) {
clear_thread_flag(TIF_NOTIFY_RESUME);
tracehook_notify_resume(regs);
- if (current->replacement_session_keyring)
- key_replace_session_keyring();
}
}
diff --git a/arch/hexagon/kernel/signal.c b/arch/hexagon/kernel/signal.c
index ab5f5ad..f16152e 100644
--- a/arch/hexagon/kernel/signal.c
+++ b/arch/hexagon/kernel/signal.c
@@ -273,8 +273,6 @@ void do_notify_resume(struct pt_regs *regs, unsigned long thread_info_flags)
if (thread_info_flags & _TIF_NOTIFY_RESUME) {
clear_thread_flag(TIF_NOTIFY_RESUME);
tracehook_notify_resume(regs);
- if (current->replacement_session_keyring)
- key_replace_session_keyring();
}
}

diff --git a/arch/ia64/kernel/process.c b/arch/ia64/kernel/process.c
index ce74e14..99f34a8 100644
--- a/arch/ia64/kernel/process.c
+++ b/arch/ia64/kernel/process.c
@@ -199,8 +199,6 @@ do_notify_resume_user(sigset_t *unused, struct sigscratch *scr, long in_syscall)
if (test_thread_flag(TIF_NOTIFY_RESUME)) {
clear_thread_flag(TIF_NOTIFY_RESUME);
tracehook_notify_resume(&scr->pt);
- if (current->replacement_session_keyring)
- key_replace_session_keyring();
}

/* copy user rbs to kernel rbs */
diff --git a/arch/m32r/kernel/signal.c b/arch/m32r/kernel/signal.c
index a08697f..d0a24f4 100644
--- a/arch/m32r/kernel/signal.c
+++ b/arch/m32r/kernel/signal.c
@@ -391,8 +391,6 @@ void do_notify_resume(struct pt_regs *regs, __u32 thread_info_flags)
if (thread_info_flags & _TIF_NOTIFY_RESUME) {
clear_thread_flag(TIF_NOTIFY_RESUME);
tracehook_notify_resume(regs);
- if (current->replacement_session_keyring)
- key_replace_session_keyring();
}

clear_thread_flag(TIF_IRET);
diff --git a/arch/mips/kernel/signal.c b/arch/mips/kernel/signal.c
index 185ca00..cebed39 100644
--- a/arch/mips/kernel/signal.c
+++ b/arch/mips/kernel/signal.c
@@ -669,8 +669,6 @@ asmlinkage void do_notify_resume(struct pt_regs *regs, void *unused,
if (thread_info_flags & _TIF_NOTIFY_RESUME) {
clear_thread_flag(TIF_NOTIFY_RESUME);
tracehook_notify_resume(regs);
- if (current->replacement_session_keyring)
- key_replace_session_keyring();
}
}

diff --git a/arch/mn10300/kernel/signal.c b/arch/mn10300/kernel/signal.c
index 690f4e9..909059e 100644
--- a/arch/mn10300/kernel/signal.c
+++ b/arch/mn10300/kernel/signal.c
@@ -575,7 +575,5 @@ asmlinkage void do_notify_resume(struct pt_regs *regs, u32 thread_info_flags)
if (thread_info_flags & _TIF_NOTIFY_RESUME) {
clear_thread_flag(TIF_NOTIFY_RESUME);
tracehook_notify_resume(current_frame());
- if (current->replacement_session_keyring)
- key_replace_session_keyring();
}
}
diff --git a/arch/openrisc/kernel/signal.c b/arch/openrisc/kernel/signal.c
index e970743..9ae6115 100644
--- a/arch/openrisc/kernel/signal.c
+++ b/arch/openrisc/kernel/signal.c
@@ -376,7 +376,5 @@ asmlinkage void do_notify_resume(struct pt_regs *regs)
if (current_thread_info()->flags & _TIF_NOTIFY_RESUME) {
clear_thread_flag(TIF_NOTIFY_RESUME);
tracehook_notify_resume(regs);
- if (current->replacement_session_keyring)
- key_replace_session_keyring();
}
}
diff --git a/arch/parisc/kernel/signal.c b/arch/parisc/kernel/signal.c
index 12c1ed3..c3102c4 100644
--- a/arch/parisc/kernel/signal.c
+++ b/arch/parisc/kernel/signal.c
@@ -647,7 +647,5 @@ void do_notify_resume(struct pt_regs *regs, long in_syscall)
if (test_thread_flag(TIF_NOTIFY_RESUME)) {
clear_thread_flag(TIF_NOTIFY_RESUME);
tracehook_notify_resume(regs);
- if (current->replacement_session_keyring)
- key_replace_session_keyring();
}
}
diff --git a/arch/powerpc/kernel/signal.c b/arch/powerpc/kernel/signal.c
index 651c596..bfc3ec1 100644
--- a/arch/powerpc/kernel/signal.c
+++ b/arch/powerpc/kernel/signal.c
@@ -193,8 +193,6 @@ void do_notify_resume(struct pt_regs *regs, unsigned long thread_info_flags)
if (thread_info_flags & _TIF_NOTIFY_RESUME) {
clear_thread_flag(TIF_NOTIFY_RESUME);
tracehook_notify_resume(regs);
- if (current->replacement_session_keyring)
- key_replace_session_keyring();
}
}

diff --git a/arch/s390/kernel/signal.c b/arch/s390/kernel/signal.c
index f7582b2..fbf2495 100644
--- a/arch/s390/kernel/signal.c
+++ b/arch/s390/kernel/signal.c
@@ -517,6 +517,4 @@ void do_notify_resume(struct pt_regs *regs)
{
clear_thread_flag(TIF_NOTIFY_RESUME);
tracehook_notify_resume(regs);
- if (current->replacement_session_keyring)
- key_replace_session_keyring();
}
diff --git a/arch/sh/kernel/signal_32.c b/arch/sh/kernel/signal_32.c
index 5901fba..a6b74c3 100644
--- a/arch/sh/kernel/signal_32.c
+++ b/arch/sh/kernel/signal_32.c
@@ -633,7 +633,5 @@ asmlinkage void do_notify_resume(struct pt_regs *regs, unsigned int save_r0,
if (thread_info_flags & _TIF_NOTIFY_RESUME) {
clear_thread_flag(TIF_NOTIFY_RESUME);
tracehook_notify_resume(regs);
- if (current->replacement_session_keyring)
- key_replace_session_keyring();
}
}
diff --git a/arch/sh/kernel/signal_64.c b/arch/sh/kernel/signal_64.c
index 3c9a6f7..52bdfb0 100644
--- a/arch/sh/kernel/signal_64.c
+++ b/arch/sh/kernel/signal_64.c
@@ -737,7 +737,5 @@ asmlinkage void do_notify_resume(struct pt_regs *regs, unsigned long thread_info
if (thread_info_flags & _TIF_NOTIFY_RESUME) {
clear_thread_flag(TIF_NOTIFY_RESUME);
tracehook_notify_resume(regs);
- if (current->replacement_session_keyring)
- key_replace_session_keyring();
}
}
diff --git a/arch/sparc/kernel/signal_32.c b/arch/sparc/kernel/signal_32.c
index 1e750e4..72bd0f7 100644
--- a/arch/sparc/kernel/signal_32.c
+++ b/arch/sparc/kernel/signal_32.c
@@ -603,8 +603,6 @@ void do_notify_resume(struct pt_regs *regs, unsigned long orig_i0,
if (thread_info_flags & _TIF_NOTIFY_RESUME) {
clear_thread_flag(TIF_NOTIFY_RESUME);
tracehook_notify_resume(regs);
- if (current->replacement_session_keyring)
- key_replace_session_keyring();
}
}

diff --git a/arch/sparc/kernel/signal_64.c b/arch/sparc/kernel/signal_64.c
index 48b0f57..f2dcaab 100644
--- a/arch/sparc/kernel/signal_64.c
+++ b/arch/sparc/kernel/signal_64.c
@@ -618,8 +618,6 @@ void do_notify_resume(struct pt_regs *regs, unsigned long orig_i0, unsigned long
if (thread_info_flags & _TIF_NOTIFY_RESUME) {
clear_thread_flag(TIF_NOTIFY_RESUME);
tracehook_notify_resume(regs);
- if (current->replacement_session_keyring)
- key_replace_session_keyring();
}
}

diff --git a/arch/tile/kernel/process.c b/arch/tile/kernel/process.c
index 2d5ef61..ff15527 100644
--- a/arch/tile/kernel/process.c
+++ b/arch/tile/kernel/process.c
@@ -584,8 +584,6 @@ int do_work_pending(struct pt_regs *regs, u32 thread_info_flags)
if (thread_info_flags & _TIF_NOTIFY_RESUME) {
clear_thread_flag(TIF_NOTIFY_RESUME);
tracehook_notify_resume(regs);
- if (current->replacement_session_keyring)
- key_replace_session_keyring();
return 1;
}
if (thread_info_flags & _TIF_SINGLESTEP) {
diff --git a/arch/unicore32/kernel/signal.c b/arch/unicore32/kernel/signal.c
index 911b549..b1e5cd5 100644
--- a/arch/unicore32/kernel/signal.c
+++ b/arch/unicore32/kernel/signal.c
@@ -470,8 +470,6 @@ asmlinkage void do_notify_resume(struct pt_regs *regs,
if (thread_flags & _TIF_NOTIFY_RESUME) {
clear_thread_flag(TIF_NOTIFY_RESUME);
tracehook_notify_resume(regs);
- if (current->replacement_session_keyring)
- key_replace_session_keyring();
}
}

diff --git a/arch/x86/kernel/signal.c b/arch/x86/kernel/signal.c
index 115eac4..d727de0 100644
--- a/arch/x86/kernel/signal.c
+++ b/arch/x86/kernel/signal.c
@@ -831,8 +831,6 @@ do_notify_resume(struct pt_regs *regs, void *unused, __u32 thread_info_flags)
if (thread_info_flags & _TIF_NOTIFY_RESUME) {
clear_thread_flag(TIF_NOTIFY_RESUME);
tracehook_notify_resume(regs);
- if (current->replacement_session_keyring)
- key_replace_session_keyring();
}
if (thread_info_flags & _TIF_USER_RETURN_NOTIFY)
fire_user_return_notifiers();
diff --git a/include/linux/key.h b/include/linux/key.h
index 0c263d6..16cbdb0 100644
--- a/include/linux/key.h
+++ b/include/linux/key.h
@@ -33,8 +33,6 @@ typedef uint32_t key_perm_t;

struct key;

-#define key_replace_session_keyring() do { } while (0)
-
#ifdef CONFIG_KEYS

#undef KEY_DEBUGGING
--
1.5.5.1


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