Commit f25051dc authored by Sebastian Andrzej Siewior's avatar Sebastian Andrzej Siewior Committed by Peter Zijlstra
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tools headers: Synchronize prctl.h ABI header 



Synchronize prctl.h with current uapi version after adding
PR_FUTEX_HASH.

Signed-off-by: default avatarSebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: default avatarPeter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/20250416162921.513656-19-bigeasy@linutronix.de
parent c042c505

tools/include/uapi/linux/prctl.h

+43 −1
Original line number Diff line number Diff line
@@ -230,7 +230,7 @@ struct prctl_mm_map { 
# define PR_PAC_APDBKEY			(1UL << 3)

# define PR_PAC_APGAKEY			(1UL << 4)



/* Tagged user address controls for arm64 */

/* Tagged user address controls for arm64 and RISC-V */

#define PR_SET_TAGGED_ADDR_CTRL		55

#define PR_GET_TAGGED_ADDR_CTRL		56

# define PR_TAGGED_ADDR_ENABLE		(1UL << 0)
@@ -244,6 +244,9 @@ struct prctl_mm_map { 
# define PR_MTE_TAG_MASK		(0xffffUL << PR_MTE_TAG_SHIFT)

/* Unused; kept only for source compatibility */

# define PR_MTE_TCF_SHIFT		1

/* RISC-V pointer masking tag length */

# define PR_PMLEN_SHIFT			24

# define PR_PMLEN_MASK			(0x7fUL << PR_PMLEN_SHIFT)



/* Control reclaim behavior when allocating memory */

#define PR_SET_IO_FLUSHER		57
@@ -328,4 +331,43 @@ struct prctl_mm_map { 
# define PR_PPC_DEXCR_CTRL_CLEAR_ONEXEC	0x10 /* Clear the aspect on exec */

# define PR_PPC_DEXCR_CTRL_MASK		0x1f



/*

 * Get the current shadow stack configuration for the current thread,

 * this will be the value configured via PR_SET_SHADOW_STACK_STATUS.

 */

#define PR_GET_SHADOW_STACK_STATUS      74



/*

 * Set the current shadow stack configuration.  Enabling the shadow

 * stack will cause a shadow stack to be allocated for the thread.

 */

#define PR_SET_SHADOW_STACK_STATUS      75

# define PR_SHADOW_STACK_ENABLE         (1UL << 0)

# define PR_SHADOW_STACK_WRITE		(1UL << 1)

# define PR_SHADOW_STACK_PUSH		(1UL << 2)



/*

 * Prevent further changes to the specified shadow stack

 * configuration.  All bits may be locked via this call, including

 * undefined bits.

 */

#define PR_LOCK_SHADOW_STACK_STATUS      76



/*

 * Controls the mode of timer_create() for CRIU restore operations.

 * Enabling this allows CRIU to restore timers with explicit IDs.

 *

 * Don't use for normal operations as the result might be undefined.

 */

#define PR_TIMER_CREATE_RESTORE_IDS		77

# define PR_TIMER_CREATE_RESTORE_IDS_OFF	0

# define PR_TIMER_CREATE_RESTORE_IDS_ON		1

# define PR_TIMER_CREATE_RESTORE_IDS_GET	2



/* FUTEX hash management */

#define PR_FUTEX_HASH			78

# define PR_FUTEX_HASH_SET_SLOTS	1

# define PR_FUTEX_HASH_GET_SLOTS	2

# define PR_FUTEX_HASH_GET_IMMUTABLE	3



#endif /* _LINUX_PRCTL_H */