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bsd-user: Bring in docs from linux-user for signal_pending

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This is currently unused, so no code adjustments are needed.

Signed-off-by: Warner Losh <imp@bsdimp.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Warner Losh 2022-01-16 16:33:21 -07:00
parent b46d4ad7d1
commit 4804722593
1 changed files with 8 additions and 1 deletions
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9
bsd-user/qemu.h
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@ -86,7 +86,14 @@ typedef struct TaskState {
struct image_info *info; struct image_info *info;
struct emulated_sigtable sigtab[TARGET_NSIG]; struct emulated_sigtable sigtab[TARGET_NSIG];
int signal_pending; /* non zero if a signal may be pending */ /*
* Nonzero if process_pending_signals() needs to do something (either
* handle a pending signal or unblock signals).
* This flag is written from a signal handler so should be accessed via
* the qatomic_read() and qatomic_set() functions. (It is not accessed
* from multiple threads.)
*/
int signal_pending;
uint8_t stack[]; uint8_t stack[];
} __attribute__((aligned(16))) TaskState; } __attribute__((aligned(16))) TaskState;