powerpc/pseries: Remove unused cede related functions

Remove extended_cede_processor() and its helpers as
extended_cede_processor() has no callers since
commit 48f6e7f6d948("powerpc/pseries: remove cede offline state for CPUs")

Signed-off-by: Gautam Menghani <gautam@linux.ibm.com>
Acked-by: Naveen N Rao <naveen@kernel.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://msgid.link/20240514132457.292865-1-gautam@linux.ibm.com

diff --git a/arch/powerpc/include/asm/plpar_wrappers.h b/arch/powerpc/include/asm/plpar_wrappers.h
index b3ee44a40c2f1e27cb9279f28db8ba5acf633eb7..71648c126970cab921a032ee442e1c31954f9a2b 100644 (file)
--- a/arch/powerpc/include/asm/plpar_wrappers.h
+++ b/arch/powerpc/include/asm/plpar_wrappers.h
@@ -18,16 +18,6 @@ static inline long poll_pending(void)
        return plpar_hcall_norets(H_POLL_PENDING);
 }
 
-static inline u8 get_cede_latency_hint(void)
-{
-       return get_lppaca()->cede_latency_hint;
-}
-
-static inline void set_cede_latency_hint(u8 latency_hint)
-{
-       get_lppaca()->cede_latency_hint = latency_hint;
-}
-
 static inline long cede_processor(void)
 {
        /*
@@ -37,24 +27,6 @@ static inline long cede_processor(void)
        return plpar_hcall_norets_notrace(H_CEDE);
 }
 
-static inline long extended_cede_processor(unsigned long latency_hint)
-{
-       long rc;
-       u8 old_latency_hint = get_cede_latency_hint();
-
-       set_cede_latency_hint(latency_hint);
-
-       rc = cede_processor();
-
-       /* Ensure that H_CEDE returns with IRQs on */
-       if (WARN_ON(IS_ENABLED(CONFIG_PPC_IRQ_SOFT_MASK_DEBUG) && !(mfmsr() & MSR_EE)))
-               __hard_irq_enable();
-
-       set_cede_latency_hint(old_latency_hint);
-
-       return rc;
-}
-
 static inline long vpa_call(unsigned long flags, unsigned long cpu,
                unsigned long vpa)
 {