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Commit 4fbcbe6c authored by Tharun Kumar Merugu's avatar Tharun Kumar Merugu
Browse files

msm: adsprpc: Maintain the same structures in kernel and user-space 



Mismatch in structures in user-space and kernel is leading to
unknown ioctl code and leading to failure in FASTRPC_IOCTL_CONTROL call.

Change-Id: I38537f128dc9a2815c1a98ec4ee59b2265c9159c
Signed-off-by: default avatarTharun Kumar Merugu <mtharu@codeaurora.org>
parent 082fa7fa

drivers/char/adsprpc_compat.c

+13 −0
Original line number Diff line number Diff line
@@ -119,6 +119,17 @@ struct compat_fastrpc_ioctl_perf { /* kernel performance data */ 
	compat_uptr_t keys;

};



#define FASTRPC_CONTROL_LATENCY (1)

struct compat_fastrpc_ctrl_latency {

	compat_uint_t enable;

	compat_uint_t level;

};



#define FASTRPC_CONTROL_SMMU (2)

struct compat_fastrpc_ctrl_smmu {

	compat_uint_t sharedcb;

};



#define FASTRPC_CONTROL_KALLOC		(3)

struct compat_fastrpc_ctrl_kalloc {

	compat_uint_t kalloc_support; /* Remote memory allocation from kernel */
@@ -127,6 +138,8 @@ struct compat_fastrpc_ctrl_kalloc { 
struct compat_fastrpc_ioctl_control {

	compat_uint_t req;

	union {

		struct compat_fastrpc_ctrl_latency lp;

		struct compat_fastrpc_ctrl_smmu smmu;

		struct compat_fastrpc_ctrl_kalloc kalloc;

	};

};