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72a7fe3967
This patchset adds a flags variable to reserve_bootmem() and uses the BOOTMEM_EXCLUSIVE flag in crashkernel reservation code to detect collisions between crashkernel area and already used memory. This patch: Change the reserve_bootmem() function to accept a new flag BOOTMEM_EXCLUSIVE. If that flag is set, the function returns with -EBUSY if the memory already has been reserved in the past. This is to avoid conflicts. Because that code runs before SMP initialisation, there's no race condition inside reserve_bootmem_core(). [akpm@linux-foundation.org: coding-style fixes] [akpm@linux-foundation.org: fix powerpc build] Signed-off-by: Bernhard Walle <bwalle@suse.de> Cc: <linux-arch@vger.kernel.org> Cc: "Eric W. Biederman" <ebiederm@xmission.com> Cc: Vivek Goyal <vgoyal@in.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> |
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.. | ||
boot | ||
common | ||
configs | ||
kernel | ||
lib | ||
mach-aaec2000 | ||
mach-at91 | ||
mach-clps711x | ||
mach-clps7500 | ||
mach-davinci | ||
mach-ebsa110 | ||
mach-ep93xx | ||
mach-footbridge | ||
mach-h720x | ||
mach-imx | ||
mach-integrator | ||
mach-iop13xx | ||
mach-iop32x | ||
mach-iop33x | ||
mach-ixp4xx | ||
mach-ixp23xx | ||
mach-ixp2000 | ||
mach-ks8695 | ||
mach-l7200 | ||
mach-lh7a40x | ||
mach-msm | ||
mach-mx3 | ||
mach-netx | ||
mach-ns9xxx | ||
mach-omap1 | ||
mach-omap2 | ||
mach-orion | ||
mach-pnx4008 | ||
mach-pxa | ||
mach-realview | ||
mach-rpc | ||
mach-s3c2400 | ||
mach-s3c2410 | ||
mach-s3c2412 | ||
mach-s3c2440 | ||
mach-s3c2442 | ||
mach-s3c2443 | ||
mach-sa1100 | ||
mach-shark | ||
mach-versatile | ||
mm | ||
nwfpe | ||
oprofile | ||
plat-iop | ||
plat-mxc | ||
plat-omap | ||
plat-s3c | ||
plat-s3c24xx | ||
tools | ||
vfp | ||
Kconfig | ||
Kconfig-nommu | ||
Kconfig.debug | ||
Makefile |