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Commit 9d1f621a authored by Matt Wagantall's avatar Matt Wagantall
Browse files

Merge tag 'v3.18.15' into msm-3.18



Linux 3.18.15

Resolve trivial context conflicts as part of the merge.

Conflicts:
	drivers/mmc/card/block.c
	drivers/mmc/card/queue.h

Change-Id: I81c5fc1e25f496788313d6f2c201011007049350
Signed-off-by: default avatarMatt Wagantall <mattw@codeaurora.org>
parents 913146f5 324d8201
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+1 −1
Original line number Diff line number Diff line
@@ -38,7 +38,7 @@ dma_apbx: dma-apbx@80024000 {
		      80 81 68 69
		      70 71 72 73
		      74 75 76 77>;
	interrupt-names = "auart4-rx", "aurat4-tx", "spdif-tx", "empty",
	interrupt-names = "auart4-rx", "auart4-tx", "spdif-tx", "empty",
			  "saif0", "saif1", "i2c0", "i2c1",
			  "auart0-rx", "auart0-tx", "auart1-rx", "auart1-tx",
			  "auart2-rx", "auart2-tx", "auart3-rx", "auart3-tx";
+14 −4
Original line number Diff line number Diff line
@@ -169,6 +169,10 @@ Shadow pages contain the following information:
    Contains the value of cr4.smep && !cr0.wp for which the page is valid
    (pages for which this is true are different from other pages; see the
    treatment of cr0.wp=0 below).
  role.smap_andnot_wp:
    Contains the value of cr4.smap && !cr0.wp for which the page is valid
    (pages for which this is true are different from other pages; see the
    treatment of cr0.wp=0 below).
  gfn:
    Either the guest page table containing the translations shadowed by this
    page, or the base page frame for linear translations.  See role.direct.
@@ -344,10 +348,16 @@ on fault type:

(user write faults generate a #PF)

In the first case there is an additional complication if CR4.SMEP is
enabled: since we've turned the page into a kernel page, the kernel may now
execute it.  We handle this by also setting spte.nx.  If we get a user
fetch or read fault, we'll change spte.u=1 and spte.nx=gpte.nx back.
In the first case there are two additional complications:
- if CR4.SMEP is enabled: since we've turned the page into a kernel page,
  the kernel may now execute it.  We handle this by also setting spte.nx.
  If we get a user fetch or read fault, we'll change spte.u=1 and
  spte.nx=gpte.nx back.
- if CR4.SMAP is disabled: since the page has been changed to a kernel
  page, it can not be reused when CR4.SMAP is enabled. We set
  CR4.SMAP && !CR0.WP into shadow page's role to avoid this case. Note,
  here we do not care the case that CR4.SMAP is enabled since KVM will
  directly inject #PF to guest due to failed permission check.

To prevent an spte that was converted into a kernel page with cr0.wp=0
from being written by the kernel after cr0.wp has changed to 1, we make
+1 −1
Original line number Diff line number Diff line
VERSION = 3
PATCHLEVEL = 18
SUBLEVEL = 14
SUBLEVEL = 15
EXTRAVERSION =
NAME = Shuffling Zombie Juror

+1 −1
Original line number Diff line number Diff line
@@ -99,7 +99,7 @@ static inline void atomic_##op(int i, atomic_t *v) \
	atomic_ops_unlock(flags);					\
}

#define ATOMIC_OP_RETURN(op, c_op)					\
#define ATOMIC_OP_RETURN(op, c_op, asm_op)				\
static inline int atomic_##op##_return(int i, atomic_t *v)		\
{									\
	unsigned long flags;						\
+4 −0
Original line number Diff line number Diff line
@@ -71,6 +71,10 @@
		};

		internal-regs {
			rtc@10300 {
				/* No crystal connected to the internal RTC */
				status = "disabled";
			};
			serial@12000 {
				status = "okay";
			};
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