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kernel: Fix bitwise operators with unsigned operators

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Bitwise operators should be used only with unsigned integer operands
because the result os bitwise operations on signed integers are
implementation-defined.

Signed-off-by: Flavio Ceolin <flavio.ceolin@intel.com>
This commit is contained in:
Flavio Ceolin 2018-08-15 11:52:00 -07:00 • committed by Anas Nashif
commit 8aec087268
6 changed files with 29 additions and 12 deletions
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10
include/kernel.h
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@ -658,13 +658,13 @@ extern void k_thread_foreach(k_thread_user_cb_t user_cb, void *user_data);
* @brief system thread that must not abort
* @req K-THREAD-000
* */
#define K_ESSENTIAL (1 << 0)
#define K_ESSENTIAL (BIT(0))
#if defined(CONFIG_FP_SHARING)
/**
* @brief thread uses floating point registers
*/
#define K_FP_REGS (1 << 1)
#define K_FP_REGS (BIT(1))
#endif
/**
@ -673,7 +673,7 @@ extern void k_thread_foreach(k_thread_user_cb_t user_cb, void *user_data);
* This thread has dropped from supervisor mode to user mode and consequently
* has additional restrictions
*/
#define K_USER (1 << 2)
#define K_USER (BIT(2))
/**
* @brief Inherit Permissions
@ -683,14 +683,14 @@ extern void k_thread_foreach(k_thread_user_cb_t user_cb, void *user_data);
* permissions from the thread that created it. No effect if CONFIG_USERSPACE
* is not enabled.
*/
#define K_INHERIT_PERMS (1 << 3)
#define K_INHERIT_PERMS (BIT(3))
#ifdef CONFIG_X86
/* x86 Bitmask definitions for threads user options */
#if defined(CONFIG_FP_SHARING) && defined(CONFIG_SSE)
/* thread uses SSEx (and also FP) registers */
#define K_SSE_REGS (1 << 7)
#define K_SSE_REGS (BIT(7))
#endif
#endif