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ARM: OMAP2+: Fix save_secure_ram_context for rodata

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We don't want to write to .text and we can move save_secure_ram_context
into .data as it all gets copied into SRAM anyways.

Cc: Kees Cook <keescook@chromium.org>
Cc: Laura Abbott <labbott@redhat.com>
Cc: Nishanth Menon <nm@ti.com>
Cc: Richard Woodruff <r-woodruff2@ti.com>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Cc: Tero Kristo <t-kristo@ti.com>
Acked-by: Nicolas Pitre <nico@linaro.org>
Cc: stable@vger.kernel.org # v4.0+
Fixes: 1e6b48116a95 ("ARM: mm: allow non-text sections to be
non-executable")
Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Tony Lindgren 2016-01-14 12:20:47 -08:00
parent eeaf9646ac
commit a5311d4d13
1 changed files with 8 additions and 2 deletions
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10
arch/arm/mach-omap2/sleep34xx.S
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@ -92,8 +92,12 @@ ENTRY(enable_omap3630_toggle_l2_on_restore)
ldmfd sp!, {pc} @ restore regs and return
ENDPROC(enable_omap3630_toggle_l2_on_restore)
.text
/* Function to call rom code to save secure ram context */
/*
* Function to call rom code to save secure ram context. This gets
* relocated to SRAM, so it can be all in .data section. Otherwise
* we need to initialize api_params separately.
*/
.data
.align 3
ENTRY(save_secure_ram_context)
stmfd sp!, {r4 - r11, lr} @ save registers on stack
@ -127,6 +131,8 @@ ENDPROC(save_secure_ram_context)
ENTRY(save_secure_ram_context_sz)
.word . - save_secure_ram_context
.text
/*
* ======================
* == Idle entry point ==