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Fix CTASSERT issue in a more clean way

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- Replace all CTASSERT macro instances with static_assert's.
- Remove the WRAPPED_CTASSERT macro; it's now an unnecessary obfuscation.
- Localize all static_assert's to the structures being tested.
- Sort some headers per-style(9).

Approved by: re (hrs)
Differential Revision: https://reviews.freebsd.org/D7130
MFC after: 1 week
X-MFC with: r302364
Reviewed by: ed, grehan (maintainer)
Submitted by: ed
Sponsored by: EMC / Isilon Storage Division
This commit is contained in:
Enji Cooper 2016-07-06 16:02:15 +00:00
parent 96c85efb4b
commit 7e12dfe5ef
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=302373
4 changed files with 7 additions and 20 deletions
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6
usr.sbin/bhyve/bhyverun.h
View file

@ -29,12 +29,6 @@
#ifndef _FBSDRUN_H_
#define _FBSDRUN_H_
#ifndef CTASSERT /* Allow lint to override */
#define CTASSERT(x) _CTASSERT(x, __LINE__)
#define _CTASSERT(x, y) __CTASSERT(x, y)
#define __CTASSERT(x, y) typedef char __assert ## y[(x) ? 1 : -1]
#endif
#define VMEXIT_CONTINUE (0)
#define VMEXIT_ABORT (-1)

12
usr.sbin/bhyve/pci_emul.c
View file

@ -31,9 +31,9 @@ __FBSDID("$FreeBSD$");
#include <sys/param.h>
#include <sys/linker_set.h>
#include <sys/errno.h>
#include <ctype.h>
#include <errno.h>
#include <pthread.h>
#include <stdio.h>
#include <stdlib.h>
@ -755,16 +755,6 @@ pci_emul_init(struct vmctx *ctx, struct pci_devemu *pde, int bus, int slot,
return (err);
}
#ifdef __GNU_C__
#define WRAPPED_CTASSERT(x) CTASSERT(x) __unused
#else
#define WRAPPED_CTASSERT(x) CTASSERT(x)
#endif
WRAPPED_CTASSERT(sizeof(struct msicap) == 14);
WRAPPED_CTASSERT(sizeof(struct msixcap) == 12);
WRAPPED_CTASSERT(sizeof(struct pciecap) == 60);
void
pci_populate_msicap(struct msicap *msicap, int msgnum, int nextptr)
{

3
usr.sbin/bhyve/pci_emul.h
View file

@ -160,6 +160,7 @@ struct msicap {
uint32_t addrhi;
uint16_t msgdata;
} __packed;
static_assert(sizeof(struct msicap) == 14, "compile-time assertion failed");
struct msixcap {
uint8_t capid;
@ -168,6 +169,7 @@ struct msixcap {
uint32_t table_info; /* bar index and offset within it */
uint32_t pba_info; /* bar index and offset within it */
} __packed;
static_assert(sizeof(struct msixcap) == 12, "compile-time assertion failed");
struct pciecap {
uint8_t capid;
@ -202,6 +204,7 @@ struct pciecap {
uint16_t slot_control2;
uint16_t slot_status2;
} __packed;
static_assert(sizeof(struct pciecap) == 60, "compile-time assertion failed");
typedef void (*pci_lintr_cb)(int b, int s, int pin, int pirq_pin,
int ioapic_irq, void *arg);

6
usr.sbin/bhyve/task_switch.c
View file

@ -37,11 +37,11 @@ __FBSDID("$FreeBSD$");
#include <machine/vmm.h>
#include <machine/vmm_instruction_emul.h>
#include <assert.h>
#include <errno.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
#include <errno.h>
#include <vmmapi.h>
@ -91,7 +91,7 @@ struct tss32 {
uint16_t tss_trap;
uint16_t tss_iomap;
};
CTASSERT(sizeof(struct tss32) == 104);
static_assert(sizeof(struct tss32) == 104, "compile-time assertion failed");
#define SEL_START(sel) (((sel) & ~0x7))
#define SEL_LIMIT(sel) (((sel) | 0x7))