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Commit 7da3a10f authored by Helge Deller's avatar Helge Deller Committed by Greg Kroah-Hartman
Browse files

parisc: Increase FRAME_WARN to 2048 bytes on parisc 



[ Upstream commit 8d192bec534bd5b778135769a12e5f04580771f7 ]

PA-RISC uses a much bigger frame size for functions than other
architectures. So increase it to 2048 for 32- and 64-bit kernels.
This fixes e.g. a warning in lib/xxhash.c.

Reported-by: default avatarkernel test robot <lkp@intel.com>
Signed-off-by: default avatarHelge Deller <deller@gmx.de>
Stable-dep-of: 152fe65f300e ("Kconfig.debug: provide a little extra FRAME_WARN leeway when KASAN is enabled")
Signed-off-by: default avatarSasha Levin <sashal@kernel.org>
parent 15568cdb

lib/Kconfig.debug

+3 −2
Original line number Original line Diff line number Diff line
@@ -253,8 +253,9 @@ config FRAME_WARN 
	int "Warn for stack frames larger than (needs gcc 4.4)"

	int "Warn for stack frames larger than (needs gcc 4.4)"

	range 0 8192

	range 0 8192

	default 2048 if GCC_PLUGIN_LATENT_ENTROPY

	default 2048 if GCC_PLUGIN_LATENT_ENTROPY

	default 1536 if (!64BIT && (PARISC || XTENSA))

	default 2048 if PARISC

	default 1024 if (!64BIT && !PARISC)

	default 1536 if (!64BIT && XTENSA)

	default 1024 if !64BIT

	default 2048 if 64BIT

	default 2048 if 64BIT

	help

	help

	  Tell gcc to warn at build time for stack frames larger than this.

	  Tell gcc to warn at build time for stack frames larger than this.