/* * Generator for GIMPLE pass related boilerplate code/data * * Supports gcc 4.5-6 * * Usage: * * 1. before inclusion define PASS_NAME * 2. before inclusion define NO_* for unimplemented callbacks * NO_GATE * NO_EXECUTE * 3. before inclusion define PROPERTIES_* and TODO_FLAGS_* to override * the default 0 values * 4. for convenience, all the above will be undefined after inclusion! * 5. the only exported name is make_PASS_NAME_pass() to register with gcc */ #ifndef PASS_NAME #error at least PASS_NAME must be defined #else #define __GCC_PLUGIN_STRINGIFY(n) #n #define _GCC_PLUGIN_STRINGIFY(n) __GCC_PLUGIN_STRINGIFY(n) #define _GCC_PLUGIN_CONCAT2(x, y) x ## y #define _GCC_PLUGIN_CONCAT3(x, y, z) x ## y ## z #define __PASS_NAME_PASS_DATA(n) _GCC_PLUGIN_CONCAT2(n, _pass_data) #define _PASS_NAME_PASS_DATA __PASS_NAME_PASS_DATA(PASS_NAME) #define __PASS_NAME_PASS(n) _GCC_PLUGIN_CONCAT2(n, _pass) #define _PASS_NAME_PASS __PASS_NAME_PASS(PASS_NAME) #define _PASS_NAME_NAME _GCC_PLUGIN_STRINGIFY(PASS_NAME) #define __MAKE_PASS_NAME_PASS(n) _GCC_PLUGIN_CONCAT3(make_, n, _pass) #define _MAKE_PASS_NAME_PASS __MAKE_PASS_NAME_PASS(PASS_NAME) #ifdef NO_GATE #define _GATE NULL #define _HAS_GATE false #else #define __GATE(n) _GCC_PLUGIN_CONCAT2(n, _gate) #define _GATE __GATE(PASS_NAME) #define _HAS_GATE true #endif #ifdef NO_EXECUTE #define _EXECUTE NULL #define _HAS_EXECUTE false #else #define __EXECUTE(n) _GCC_PLUGIN_CONCAT2(n, _execute) #define _EXECUTE __EXECUTE(PASS_NAME) #define _HAS_EXECUTE true #endif #ifndef PROPERTIES_REQUIRED #define PROPERTIES_REQUIRED 0 #endif #ifndef PROPERTIES_PROVIDED #define PROPERTIES_PROVIDED 0 #endif #ifndef PROPERTIES_DESTROYED #define PROPERTIES_DESTROYED 0 #endif #ifndef TODO_FLAGS_START #define TODO_FLAGS_START 0 #endif #ifndef TODO_FLAGS_FINISH #define TODO_FLAGS_FINISH 0 #endif #if BUILDING_GCC_VERSION >= 4009 namespace { static const pass_data _PASS_NAME_PASS_DATA = { #else static struct gimple_opt_pass _PASS_NAME_PASS = { .pass = { #endif .type = GIMPLE_PASS, .name = _PASS_NAME_NAME, #if BUILDING_GCC_VERSION >= 4008 .optinfo_flags = OPTGROUP_NONE, #endif #if BUILDING_GCC_VERSION >= 5000 #elif BUILDING_GCC_VERSION == 4009 .has_gate = _HAS_GATE, .has_execute = _HAS_EXECUTE, #else .gate = _GATE, .execute = _EXECUTE, .sub = NULL, .next = NULL, .static_pass_number = 0, #endif .tv_id = TV_NONE, .properties_required = PROPERTIES_REQUIRED, .properties_provided = PROPERTIES_PROVIDED, .properties_destroyed = PROPERTIES_DESTROYED, .todo_flags_start = TODO_FLAGS_START, .todo_flags_finish = TODO_FLAGS_FINISH, #if BUILDING_GCC_VERSION < 4009 } #endif }; #if BUILDING_GCC_VERSION >= 4009 class _PASS_NAME_PASS : public gimple_opt_pass { public: _PASS_NAME_PASS() : gimple_opt_pass(_PASS_NAME_PASS_DATA, g) {} #ifndef NO_GATE #if BUILDING_GCC_VERSION >= 5000 virtual bool gate(function *) { return _GATE(); } #else virtual bool gate(void) { return _GATE(); } #endif #endif virtual opt_pass * clone () { return new _PASS_NAME_PASS(); } #ifndef NO_EXECUTE #if BUILDING_GCC_VERSION >= 5000 virtual unsigned int execute(function *) { return _EXECUTE(); } #else virtual unsigned int execute(void) { return _EXECUTE(); } #endif #endif }; } opt_pass *_MAKE_PASS_NAME_PASS(void) { return new _PASS_NAME_PASS(); } #else struct opt_pass *_MAKE_PASS_NAME_PASS(void) { return &_PASS_NAME_PASS.pass; } #endif /* clean up user provided defines */ #undef PASS_NAME #undef NO_GATE #undef NO_EXECUTE #undef PROPERTIES_DESTROYED #undef PROPERTIES_PROVIDED #undef PROPERTIES_REQUIRED #undef TODO_FLAGS_FINISH #undef TODO_FLAGS_START /* clean up generated defines */ #undef _EXECUTE #undef __EXECUTE #undef _GATE #undef __GATE #undef _GCC_PLUGIN_CONCAT2 #undef _GCC_PLUGIN_CONCAT3 #undef _GCC_PLUGIN_STRINGIFY #undef __GCC_PLUGIN_STRINGIFY #undef _HAS_EXECUTE #undef _HAS_GATE #undef _MAKE_PASS_NAME_PASS #undef __MAKE_PASS_NAME_PASS #undef _PASS_NAME_NAME #undef _PASS_NAME_PASS #undef __PASS_NAME_PASS #undef _PASS_NAME_PASS_DATA #undef __PASS_NAME_PASS_DATA #endif /* PASS_NAME */ cted'>includemode:
authorJohan Hovold <johan@kernel.org>2017-01-30 11:26:38 +0100
committerJiri Kosina <jkosina@suse.cz>2017-01-31 12:59:32 +0100
commit7a7b5df84b6b4e5d599c7289526eed96541a0654 (patch)
treecf7514c7ddf4410fe37ca9099a2785e1cf08fa7d /include/net/caif/cfmuxl.h
parent877a021e08ccb6434718c0cc781fdf943c884cc0 (diff)
HID: cp2112: fix sleep-while-atomic
A recent commit fixing DMA-buffers on stack added a shared transfer buffer protected by a spinlock. This is broken as the USB HID request callbacks can sleep. Fix this up by replacing the spinlock with a mutex. Fixes: 1ffb3c40ffb5 ("HID: cp2112: make transfer buffers DMA capable") Cc: stable <stable@vger.kernel.org> # 4.9 Signed-off-by: Johan Hovold <johan@kernel.org> Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'include/net/caif/cfmuxl.h')