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1708644f19
Prevents crashes when IRQs arrive when the current kernel stack context already contains deeply nested function calls, e.g. when stacking lots of network devices on top of each other Signed-off-by: Felix Fietkau <nbd@nbd.name>
29 lines
579 B
Diff
29 lines
579 B
Diff
--- a/arch/mips/Kconfig
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+++ b/arch/mips/Kconfig
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@@ -1124,6 +1124,10 @@ config SYNC_R4K
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config MIPS_MACHINE
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def_bool n
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+config IMAGE_CMDLINE_HACK
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+ bool "OpenWrt specific image command line hack"
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+ default n
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+
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config NO_IOPORT_MAP
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def_bool n
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--- a/arch/mips/kernel/head.S
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+++ b/arch/mips/kernel/head.S
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@@ -80,6 +80,12 @@ FEXPORT(__kernel_entry)
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j kernel_entry
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#endif
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+#ifdef CONFIG_IMAGE_CMDLINE_HACK
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+ .ascii "CMDLINE:"
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+EXPORT(__image_cmdline)
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+ .fill 0x400
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+#endif /* CONFIG_IMAGE_CMDLINE_HACK */
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+
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__REF
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NESTED(kernel_entry, 16, sp) # kernel entry point
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