[PATCH v2] flush_icache_range: Export symbol to fix build errors

[PATCH v2] flush_icache_range: Export symbol to fix build errors

[Pranith Kumar]

Fix building errors occuring due to a missing export of flush_icache_range() in

kisskb.ellerman.id.au/kisskb/buildresult/11677809/

ERROR: "flush_icache_range" [drivers/misc/lkdtm.ko] undefined!

Signed-off-by: Pranith Kumar <bobby.prani@gmail.com>
Reported-by: Geert Uytterhoeven <geert@linux-m68k.org>
CC: Andrew Morton <akpm@linux-foundation.org>
---
 arch/arc/mm/cache_arc700.c | 1 +
 arch/hexagon/mm/cache.c    | 1 +
 arch/sh/mm/cache.c         | 1 +
 arch/tile/kernel/smp.c     | 1 +
 arch/xtensa/kernel/smp.c   | 1 +
 5 files changed, 5 insertions(+)

diff --git a/arch/arc/mm/cache_arc700.c b/arch/arc/mm/cache_arc700.c
index 4670afc..e88ddbf 100644
--- a/arch/arc/mm/cache_arc700.c
+++ b/arch/arc/mm/cache_arc700.c
@@ -581,6 +581,7 @@ void flush_icache_range(unsigned long kstart, unsigned long kend)
 		tot_sz -= sz;
 	}
 }
+EXPORT_SYMBOL(flush_icache_range);
 
 /*
  * General purpose helper to make I and D cache lines consistent.
diff --git a/arch/hexagon/mm/cache.c b/arch/hexagon/mm/cache.c
index fe14ccf..0c76c80 100644
--- a/arch/hexagon/mm/cache.c
+++ b/arch/hexagon/mm/cache.c
@@ -68,6 +68,7 @@ void flush_icache_range(unsigned long start, unsigned long end)
 	);
 	local_irq_restore(flags);
 }
+EXPORT_SYMBOL(flush_icache_range);
 
 void hexagon_clean_dcache_range(unsigned long start, unsigned long end)
 {
diff --git a/arch/sh/mm/cache.c b/arch/sh/mm/cache.c
index 097c2cd..f770e39 100644
--- a/arch/sh/mm/cache.c
+++ b/arch/sh/mm/cache.c
@@ -229,6 +229,7 @@ void flush_icache_range(unsigned long start, unsigned long end)
 
 	cacheop_on_each_cpu(local_flush_icache_range, (void *)&data, 1);
 }
+EXPORT_SYMBOL(flush_icache_range);
 
 void flush_icache_page(struct vm_area_struct *vma, struct page *page)
 {
diff --git a/arch/tile/kernel/smp.c b/arch/tile/kernel/smp.c
index 01e8ab2..19eaa62 100644
--- a/arch/tile/kernel/smp.c
+++ b/arch/tile/kernel/smp.c
@@ -183,6 +183,7 @@ void flush_icache_range(unsigned long start, unsigned long end)
 		preempt_enable();
 	}
 }
+EXPORT_SYMBOL(flush_icache_range);
 
 
 /* Called when smp_send_reschedule() triggers IRQ_RESCHEDULE. */
diff --git a/arch/xtensa/kernel/smp.c b/arch/xtensa/kernel/smp.c
index 40b5a37..4d02e38 100644
--- a/arch/xtensa/kernel/smp.c
+++ b/arch/xtensa/kernel/smp.c
@@ -571,6 +571,7 @@ void flush_icache_range(unsigned long start, unsigned long end)
 	};
 	on_each_cpu(ipi_flush_icache_range, &fd, 1);
 }
+EXPORT_SYMBOL(flush_icache_range);
 
 /* ------------------------------------------------------------------------- */
 
-- 
1.9.1

Re: [PATCH v2] flush_icache_range: Export symbol to fix build errors

[Max Filippov]

On Mon, Aug 18, 2014 at 7:59 PM, Pranith Kumar <bobby.prani@gmail.com> wrote:
> Fix building errors occuring due to a missing export of flush_icache_range() in
>
> kisskb.ellerman.id.au/kisskb/buildresult/11677809/
>
> ERROR: "flush_icache_range" [drivers/misc/lkdtm.ko] undefined!
>
> Signed-off-by: Pranith Kumar <bobby.prani@gmail.com>
> Reported-by: Geert Uytterhoeven <geert@linux-m68k.org>
> CC: Andrew Morton <akpm@linux-foundation.org>
> ---
>  arch/arc/mm/cache_arc700.c | 1 +
>  arch/hexagon/mm/cache.c    | 1 +
>  arch/sh/mm/cache.c         | 1 +
>  arch/tile/kernel/smp.c     | 1 +
>  arch/xtensa/kernel/smp.c   | 1 +
>  5 files changed, 5 insertions(+)

For xtensa
Acked-by: Max Filippov <jcmvbkbc@gmail.com>

-- 
Thanks.
-- Max

Re: [PATCH v2] flush_icache_range: Export symbol to fix build errors

[Vineet Gupta]

On Monday 18 August 2014 08:59 AM, Pranith Kumar wrote:
> Fix building errors occuring due to a missing export of flush_icache_range() in
>
> kisskb.ellerman.id.au/kisskb/buildresult/11677809/
>
> ERROR: "flush_icache_range" [drivers/misc/lkdtm.ko] undefined!
>
> Signed-off-by: Pranith Kumar <bobby.prani@gmail.com>
> Reported-by: Geert Uytterhoeven <geert@linux-m68k.org>
> CC: Andrew Morton <akpm@linux-foundation.org>
> ---
>  arch/arc/mm/cache_arc700.c | 1 +
>  arch/hexagon/mm/cache.c    | 1 +
>  arch/sh/mm/cache.c         | 1 +
>  arch/tile/kernel/smp.c     | 1 +
>  arch/xtensa/kernel/smp.c   | 1 +
>  5 files changed, 5 insertions(+)
>
> diff --git a/arch/arc/mm/cache_arc700.c b/arch/arc/mm/cache_arc700.c
> index 4670afc..e88ddbf 100644
> --- a/arch/arc/mm/cache_arc700.c
> +++ b/arch/arc/mm/cache_arc700.c
> @@ -581,6 +581,7 @@ void flush_icache_range(unsigned long kstart, unsigned long kend)
>  		tot_sz -= sz;
>  	}
>  }
> +EXPORT_SYMBOL(flush_icache_range);
 
Acked-by: Vineet Gupta <vgupta@synopsys.com>   # for arch/arc bits

thx,
-Vineet

Re: [PATCH v2] flush_icache_range: Export symbol to fix build errors

[rkuo]

On Mon, Aug 18, 2014 at 11:59:13AM -0400, Pranith Kumar wrote:
> Fix building errors occuring due to a missing export of flush_icache_range() in
> 
> kisskb.ellerman.id.au/kisskb/buildresult/11677809/
> 
> ERROR: "flush_icache_range" [drivers/misc/lkdtm.ko] undefined!
> 
> Signed-off-by: Pranith Kumar <bobby.prani@gmail.com>
> Reported-by: Geert Uytterhoeven <geert@linux-m68k.org>
> CC: Andrew Morton <akpm@linux-foundation.org>
> ---
>  arch/arc/mm/cache_arc700.c | 1 +
>  arch/hexagon/mm/cache.c    | 1 +
>  arch/sh/mm/cache.c         | 1 +
>  arch/tile/kernel/smp.c     | 1 +
>  arch/xtensa/kernel/smp.c   | 1 +
>  5 files changed, 5 insertions(+)
> 

For Hexagon,

Acked-by: Richard Kuo <rkuo@codeaurora.org>

-- 

Sent by an employee of the Qualcomm Innovation Center, Inc.
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
hosted by The Linux Foundation

RE: [PATCH v2] flush_icache_range: Export symbol to fix build errors

[Tony Lu]

>-----Original Message-----
>Fix building errors occuring due to a missing export of flush_icache_range()
>in
>
>kisskb.ellerman.id.au/kisskb/buildresult/11677809/
>
>ERROR: "flush_icache_range" [drivers/misc/lkdtm.ko] undefined!
>
>Signed-off-by: Pranith Kumar <bobby.prani@gmail.com>
>Reported-by: Geert Uytterhoeven <geert@linux-m68k.org>
>CC: Andrew Morton <akpm@linux-foundation.org>
>---
> arch/arc/mm/cache_arc700.c | 1 +
> arch/hexagon/mm/cache.c    | 1 +
> arch/sh/mm/cache.c         | 1 +
> arch/tile/kernel/smp.c     | 1 +
> arch/xtensa/kernel/smp.c   | 1 +
> 5 files changed, 5 insertions(+)
>

For Tile,

Acked-by: Zhigang Lu <zlu@tilera.com>