https://github.com/torvalds/linux
Revision 78ce241099bb363b19dbd0245442e66c8de8f567 authored by Borislav Petkov on 17 May 2018, 08:46:26 UTC, committed by Thomas Gleixner on 19 May 2018, 13:19:30 UTC
... into a global, two-dimensional array and service subsequent reads from
that cache to avoid rdmsr_on_cpu() calls during CPU hotplug (IPIs with IRQs
disabled).
In addition, this fixes a KASAN slab-out-of-bounds read due to wrong usage
of the bank->blocks pointer.
Fixes: 27bd59502702 ("x86/mce/AMD: Get address from already initialized block")
Reported-by: Johannes Hirte <johannes.hirte@datenkhaos.de>
Tested-by: Johannes Hirte <johannes.hirte@datenkhaos.de>
Signed-off-by: Borislav Petkov <bp@suse.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Yazen Ghannam <yazen.ghannam@amd.com>
Link: http://lkml.kernel.org/r/20180414004230.GA2033@probook
1 parent 73fcb1a
Tip revision: 78ce241099bb363b19dbd0245442e66c8de8f567 authored by Borislav Petkov on 17 May 2018, 08:46:26 UTC
x86/MCE/AMD: Cache SMCA MISC block addresses
x86/MCE/AMD: Cache SMCA MISC block addresses
Tip revision: 78ce241
| File | Mode | Size |
|---|---|---|
| atmel_lcdc.h | -rw-r--r-- | 6.8 KB |
| aty128.h | -rw-r--r-- | 13.3 KB |
| auo_k190xfb.h | -rw-r--r-- | 2.8 KB |
| broadsheetfb.h | -rw-r--r-- | 2.1 KB |
| cirrus.h | -rw-r--r-- | 5.7 KB |
| cvisionppc.h | -rw-r--r-- | 1.5 KB |
| da8xx-fb.h | -rw-r--r-- | 2.0 KB |
| display_timing.h | -rw-r--r-- | 3.1 KB |
| edid.h | -rw-r--r-- | 228 bytes |
| gbe.h | -rw-r--r-- | 10.5 KB |
| hecubafb.h | -rw-r--r-- | 1.5 KB |
| ili9320.h | -rw-r--r-- | 5.8 KB |
| imx-ipu-image-convert.h | -rw-r--r-- | 7.0 KB |
| imx-ipu-v3.h | -rw-r--r-- | 14.9 KB |
| kyro.h | -rw-r--r-- | 2.4 KB |
| mach64.h | -rw-r--r-- | 47.1 KB |
| maxinefb.h | -rw-r--r-- | 1.2 KB |
| mbxfb.h | -rw-r--r-- | 2.2 KB |
| metronomefb.h | -rw-r--r-- | 1.5 KB |
| mipi_display.h | -rw-r--r-- | 4.5 KB |
| mmp_disp.h | -rw-r--r-- | 7.6 KB |
| neomagic.h | -rw-r--r-- | 4.9 KB |
| newport.h | -rw-r--r-- | 18.7 KB |
| of_display_timing.h | -rw-r--r-- | 788 bytes |
| of_videomode.h | -rw-r--r-- | 367 bytes |
| omap-panel-data.h | -rw-r--r-- | 2.2 KB |
| omapfb_dss.h | -rw-r--r-- | 23.4 KB |
| omapvrfb.h | -rw-r--r-- | 2.4 KB |
| permedia2.h | -rw-r--r-- | 9.0 KB |
| platform_lcd.h | -rw-r--r-- | 589 bytes |
| pm3fb.h | -rw-r--r-- | 45.3 KB |
| pmag-ba-fb.h | -rw-r--r-- | 1.0 KB |
| pmagb-b-fb.h | -rw-r--r-- | 2.3 KB |
| pxa168fb.h | -rw-r--r-- | 2.7 KB |
| radeon.h | -rw-r--r-- | 109.2 KB |
| s1d13xxxfb.h | -rw-r--r-- | 9.9 KB |
| sa1100fb.h | -rw-r--r-- | 1.3 KB |
| samsung_fimd.h | -rw-r--r-- | 16.8 KB |
| sh_mobile_lcdc.h | -rw-r--r-- | 6.1 KB |
| sh_mobile_meram.h | -rw-r--r-- | 2.4 KB |
| sisfb.h | -rw-r--r-- | 1.2 KB |
| sstfb.h | -rw-r--r-- | 11.0 KB |
| tdfx.h | -rw-r--r-- | 5.3 KB |
| tgafb.h | -rw-r--r-- | 6.9 KB |
| trident.h | -rw-r--r-- | 3.2 KB |
| udlfb.h | -rw-r--r-- | 2.8 KB |
| uvesafb.h | -rw-r--r-- | 2.9 KB |
| vga.h | -rw-r--r-- | 13.7 KB |
| videomode.h | -rw-r--r-- | 1.3 KB |
| w100fb.h | -rw-r--r-- | 3.7 KB |
Computing file changes ...
