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-rw-r--r--include/linux/bits.h3
-rw-r--r--include/linux/compiler-gcc.h2
-rw-r--r--include/linux/compiler_types.h27
-rw-r--r--include/linux/filter.h4
-rw-r--r--include/linux/fs.h1
-rw-r--r--include/linux/kallsyms.h5
-rw-r--r--include/linux/scatterlist.h8
-rw-r--r--include/sound/compress_driver.h10
8 files changed, 22 insertions, 38 deletions
diff --git a/include/linux/bits.h b/include/linux/bits.h
index 4671fbf28842..7f475d59a097 100644
--- a/include/linux/bits.h
+++ b/include/linux/bits.h
@@ -18,8 +18,7 @@
* position @h. For example
* GENMASK_ULL(39, 21) gives us the 64bit vector 0x000000ffffe00000.
*/
-#if !defined(__ASSEMBLY__) && \
- (!defined(CONFIG_CC_IS_GCC) || CONFIG_GCC_VERSION >= 49000)
+#if !defined(__ASSEMBLY__)
#include <linux/build_bug.h>
#define GENMASK_INPUT_CHECK(h, l) \
(BUILD_BUG_ON_ZERO(__builtin_choose_expr( \
diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h
index 1c74464c80c6..0b1dc61f3955 100644
--- a/include/linux/compiler-gcc.h
+++ b/include/linux/compiler-gcc.h
@@ -11,7 +11,7 @@
+ __GNUC_PATCHLEVEL__)
/* https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58145 */
-#if GCC_VERSION < 40800
+#if GCC_VERSION < 40900
# error Sorry, your compiler is too old - please upgrade it.
#endif
diff --git a/include/linux/compiler_types.h b/include/linux/compiler_types.h
index c3bf7710f69a..01dd58c74d80 100644
--- a/include/linux/compiler_types.h
+++ b/include/linux/compiler_types.h
@@ -252,32 +252,8 @@ struct ftrace_likely_data {
* __unqual_scalar_typeof(x) - Declare an unqualified scalar type, leaving
* non-scalar types unchanged.
*/
-#if (defined(CONFIG_CC_IS_GCC) && CONFIG_GCC_VERSION < 40900) || defined(__CHECKER__)
/*
- * We build this out of a couple of helper macros in a vain attempt to
- * help you keep your lunch down while reading it.
- */
-#define __pick_scalar_type(x, type, otherwise) \
- __builtin_choose_expr(__same_type(x, type), (type)0, otherwise)
-
-/*
- * 'char' is not type-compatible with either 'signed char' or 'unsigned char',
- * so we include the naked type here as well as the signed/unsigned variants.
- */
-#define __pick_integer_type(x, type, otherwise) \
- __pick_scalar_type(x, type, \
- __pick_scalar_type(x, unsigned type, \
- __pick_scalar_type(x, signed type, otherwise)))
-
-#define __unqual_scalar_typeof(x) typeof( \
- __pick_integer_type(x, char, \
- __pick_integer_type(x, short, \
- __pick_integer_type(x, int, \
- __pick_integer_type(x, long, \
- __pick_integer_type(x, long long, x))))))
-#else
-/*
- * If supported, prefer C11 _Generic for better compile-times. As above, 'char'
+ * Prefer C11 _Generic for better compile-times and simpler code. Note: 'char'
* is not type-compatible with 'signed char', and we define a separate case.
*/
#define __scalar_type_to_expr_cases(type) \
@@ -293,7 +269,6 @@ struct ftrace_likely_data {
__scalar_type_to_expr_cases(long), \
__scalar_type_to_expr_cases(long long), \
default: (x)))
-#endif
/* Is this type a native word size -- useful for atomic operations */
#define __native_word(t) \
diff --git a/include/linux/filter.h b/include/linux/filter.h
index 259377723603..0b0144752d78 100644
--- a/include/linux/filter.h
+++ b/include/linux/filter.h
@@ -884,12 +884,12 @@ void bpf_jit_compile(struct bpf_prog *prog);
bool bpf_jit_needs_zext(void);
bool bpf_helper_changes_pkt_data(void *func);
-static inline bool bpf_dump_raw_ok(void)
+static inline bool bpf_dump_raw_ok(const struct cred *cred)
{
/* Reconstruction of call-sites is dependent on kallsyms,
* thus make dump the same restriction.
*/
- return kallsyms_show_value() == 1;
+ return kallsyms_show_value(cred);
}
struct bpf_prog *bpf_patch_insn_single(struct bpf_prog *prog, u32 off,
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 0c0ec76b600b..f5abba86107d 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -315,6 +315,7 @@ enum rw_hint {
#define IOCB_SYNC (1 << 5)
#define IOCB_WRITE (1 << 6)
#define IOCB_NOWAIT (1 << 7)
+#define IOCB_NOIO (1 << 9)
struct kiocb {
struct file *ki_filp;
diff --git a/include/linux/kallsyms.h b/include/linux/kallsyms.h
index 98338dc6b5d2..481273f0c72d 100644
--- a/include/linux/kallsyms.h
+++ b/include/linux/kallsyms.h
@@ -18,6 +18,7 @@
#define KSYM_SYMBOL_LEN (sizeof("%s+%#lx/%#lx [%s]") + (KSYM_NAME_LEN - 1) + \
2*(BITS_PER_LONG*3/10) + (MODULE_NAME_LEN - 1) + 1)
+struct cred;
struct module;
static inline int is_kernel_inittext(unsigned long addr)
@@ -98,7 +99,7 @@ int lookup_symbol_name(unsigned long addr, char *symname);
int lookup_symbol_attrs(unsigned long addr, unsigned long *size, unsigned long *offset, char *modname, char *name);
/* How and when do we show kallsyms values? */
-extern int kallsyms_show_value(void);
+extern bool kallsyms_show_value(const struct cred *cred);
#else /* !CONFIG_KALLSYMS */
@@ -158,7 +159,7 @@ static inline int lookup_symbol_attrs(unsigned long addr, unsigned long *size, u
return -ERANGE;
}
-static inline int kallsyms_show_value(void)
+static inline bool kallsyms_show_value(const struct cred *cred)
{
return false;
}
diff --git a/include/linux/scatterlist.h b/include/linux/scatterlist.h
index 4f922afb607a..45cf7b69d852 100644
--- a/include/linux/scatterlist.h
+++ b/include/linux/scatterlist.h
@@ -155,7 +155,7 @@ static inline void sg_set_buf(struct scatterlist *sg, const void *buf,
* Loop over each sg element in the given sg_table object.
*/
#define for_each_sgtable_sg(sgt, sg, i) \
- for_each_sg(sgt->sgl, sg, sgt->orig_nents, i)
+ for_each_sg((sgt)->sgl, sg, (sgt)->orig_nents, i)
/*
* Loop over each sg element in the given *DMA mapped* sg_table object.
@@ -163,7 +163,7 @@ static inline void sg_set_buf(struct scatterlist *sg, const void *buf,
* of the each element.
*/
#define for_each_sgtable_dma_sg(sgt, sg, i) \
- for_each_sg(sgt->sgl, sg, sgt->nents, i)
+ for_each_sg((sgt)->sgl, sg, (sgt)->nents, i)
/**
* sg_chain - Chain two sglists together
@@ -451,7 +451,7 @@ sg_page_iter_dma_address(struct sg_dma_page_iter *dma_iter)
* See also for_each_sg_page(). In each loop it operates on PAGE_SIZE unit.
*/
#define for_each_sgtable_page(sgt, piter, pgoffset) \
- for_each_sg_page(sgt->sgl, piter, sgt->orig_nents, pgoffset)
+ for_each_sg_page((sgt)->sgl, piter, (sgt)->orig_nents, pgoffset)
/**
* for_each_sgtable_dma_page - iterate over the DMA mapped sg_table object
@@ -465,7 +465,7 @@ sg_page_iter_dma_address(struct sg_dma_page_iter *dma_iter)
* unit.
*/
#define for_each_sgtable_dma_page(sgt, dma_iter, pgoffset) \
- for_each_sg_dma_page(sgt->sgl, dma_iter, sgt->nents, pgoffset)
+ for_each_sg_dma_page((sgt)->sgl, dma_iter, (sgt)->nents, pgoffset)
/*
diff --git a/include/sound/compress_driver.h b/include/sound/compress_driver.h
index 6ce8effa0b12..70cbc5095e72 100644
--- a/include/sound/compress_driver.h
+++ b/include/sound/compress_driver.h
@@ -66,6 +66,7 @@ struct snd_compr_runtime {
* @direction: stream direction, playback/recording
* @metadata_set: metadata set flag, true when set
* @next_track: has userspace signal next track transition, true when set
+ * @partial_drain: undergoing partial_drain for stream, true when set
* @private_data: pointer to DSP private data
* @dma_buffer: allocated buffer if any
*/
@@ -78,6 +79,7 @@ struct snd_compr_stream {
enum snd_compr_direction direction;
bool metadata_set;
bool next_track;
+ bool partial_drain;
void *private_data;
struct snd_dma_buffer dma_buffer;
};
@@ -182,7 +184,13 @@ static inline void snd_compr_drain_notify(struct snd_compr_stream *stream)
if (snd_BUG_ON(!stream))
return;
- stream->runtime->state = SNDRV_PCM_STATE_SETUP;
+ /* for partial_drain case we are back to running state on success */
+ if (stream->partial_drain) {
+ stream->runtime->state = SNDRV_PCM_STATE_RUNNING;
+ stream->partial_drain = false; /* clear this flag as well */
+ } else {
+ stream->runtime->state = SNDRV_PCM_STATE_SETUP;
+ }
wake_up(&stream->runtime->sleep);
}